.foreach pull breaks because there's no DOT_GIT_BRANCH

[Jandini]

Running pull for C:\Users\Matt\Source\Repos\Janda\Format\Janda.Format.Retrospect\.
Pulling...
Fetching origin
There is no tracking information for the current branch.
Please specify which branch you want to merge with.
See git-pull(1) for details.

    git pull <remote> <branch>

If you wish to set tracking information for this branch you can do so with:

    git branch --set-upstream-to=origin/<branch> master

Fetching...
Pulling again...
There is no tracking information for the current branch.
Please specify which branch you want to merge with.
See git-pull(1) for details.

    git pull <remote> <branch>

If you wish to set tracking information for this branch you can do so with:

    git branch --set-upstream-to=origin/<branch> master

Trying to add tracking to  branch
error: the requested upstream branch 'origin/' does not exist
hint:
hint: If you are planning on basing your work on an upstream
hint: branch that already exists at the remote, you may need to
hint: run "git fetch" to retrieve it.
hint:
hint: If you are planning to push out a new local branch that
hint: will track its remote counterpart, you may want to use
hint: "git push -u" to set the upstream config as you push.
I am giving up...
Running pull for C:\Users\Matt\Source\Repos\Janda\Format\Janda.Format.Win32\.


Running pull for C:\Users\Matt\Source\Repos\Janda\Format\Janda.Format.Win32                                                                                                                                        Running git pull --all                                                                                                                                                                                             Fetching origin                                                                                                                                                                                                    There is no tracking information for the current branch.                                                                                                                                                           Please specify which branch you want to merge with.                                                                                                                                                                See git-pull(1) for details.                                                                                                                                                                                                                                                                                                                                                                                                              git pull <remote> <branch>                                                                                                                                                                                                                                                                                                                                                                                                        If you wish to set tracking information for this branch you can do so with:                                                                                                                                                                                                                                                                                                                                                               git branch --set-upstream-to=origin/<branch> master                                                                                                                                                                                                                                                                                                                                                                               Running git fetch                                                                                                                                                                                                  Running git pull --all                                                                                                                                                                                             Fetching origin                                                                                                                                                                                                    There is no tracking information for the current branch.                                                                                                                                                           Please specify which branch you want to merge with.                                                                                                                                                                See git-pull(1) for details.                                                                                                                                                                                                                                                                                                                                                                                                              git pull <remote> <branch>                                                                                                                                                                                                                                                                                                                                                                                                        If you wish to set tracking information for this branch you can do so with:                                                                                                                                                                                                                                                                                                                                                               git branch --set-upstream-to=origin/<branch> master                                                                                                                                                                                                                                                                                                                                                                               ERROR: %DOT_GIT_BRANCH% is not defined.                                                                                                                                                                                                                                                                                                                                                                                               C:\Users\Matt\Source\Repos\Janda>.foreach pull --all                                                                                                                                                               Searching for dot repositories in Janda...
Running pull for C:\Users\Matt\Source\Repos\Janda\.NET\Janda.Common.NET
Running git pull --all
Fetching origin
Already up to date.

Another example:

C:\Users\Matt\Source\Repos\Janda\Format>.foreach pull  
                                                                                                                                                                                                                        Searching for dot repositories in Format...                         
                                                                                                                                                                                                           Running pull for C:\Users\Matt\Source\Repos\Janda\Format\Janda.Format.Mezzo4       

Running git pull                                                                                                                                                                                                                                                               

remote: GitLab is not responding                                                                                                                                                                                                                                               

fatal: unable to access 'http://nas/matt/Janda.Format.Mezzo4.git/': The requested URL returned error: 502                                                                                                                                                                      

Running git fetch                                                                                                                                                                                                                                                              

remote: GitLab is not responding                                                                                                                                                                                                                                               

fatal: unable to access 'http://nas/matt/Janda.Format.Mezzo4.git/': The requested URL returned error: 502                                                                                                                                                                      

Running git pull                                                                                                                                                                                                                                                               

remote: GitLab is not responding                                                                                                                                                                                                                                               

fatal: unable to access 'http://nas/matt/Janda.Format.Mezzo4.git/': The requested URL returned error: 502                                                                                                                                                                      

ERROR: %DOT_GIT_BRANCH% is not defined.