Merge pull request #512 from nix-community/fetchgit-nix24

fetchGit: work-around bug in Nix 2.4
nix-community · Jan 17, 2022 · 6f31c4e · 6f31c4e
2 parents a47cc10 + 8e1eef3
commit 6f31c4e
Showing 1 changed file with 10 additions and 3 deletions.
diff --git a/mk-poetry-dep.nix b/mk-poetry-dep.nix
@@ -169,11 +169,18 @@ pythonPackages.callPackage
       src =
         if isGit then
           (
-            builtins.fetchGit {
+            builtins.fetchGit ({
               inherit (source) url;
               rev = source.resolved_reference or source.reference;
-              ref = sourceSpec.branch or sourceSpec.rev or (if sourceSpec?tag then "refs/tags/${sourceSpec.tag}" else "HEAD");
-            }
+              ref = sourceSpec.branch or (if sourceSpec ? tag then "refs/tags/${sourceSpec.tag}" else "HEAD");
+            } // (
+              let
+                nixVersion = builtins.substring 0 3 builtins.nixVersion;
+              in
+              lib.optionalAttrs ((sourceSpec ? rev) && (lib.versionAtLeast nixVersion "2.4")) {
+                allRefs = true;
+              }
+            ))
           )
         else if isUrl then
           builtins.fetchTarball