Avoid hidden interactive ssh prompts at low verbosity levels.

src/poetry/puzzle/provider.py

@@ -29,6 +29,7 @@
 from poetry.puzzle.exceptions import OverrideNeeded
 from poetry.repositories.exceptions import PackageNotFound
 from poetry.utils.helpers import get_file_hash
+from poetry.utils import pause_indicator
 
 
 if TYPE_CHECKING:
@@ -105,6 +106,11 @@ def _formatter_elapsed(self) -> str:
 
         return f"{elapsed:.1f}s"
 
+    def _display(self, *args, **kwargs):
+        if pause_indicator.is_paused():
+            return
+        super()._display(*args, **kwargs)
+
 
 class Provider:
     UNSAFE_PACKAGES: ClassVar[set[str]] = set()

src/poetry/utils/pause_indicator.py

@@ -0,0 +1,20 @@
+
+from threading import Lock
+
+_lock = Lock()
+_counter = 0
+
+def is_paused():
+    return _counter != 0
+
+class IndicatorPaused:
+    def __enter__(self):
+        global _counter
+        with _lock:
+            _counter += 1
+
+    def __exit__(self, *exc):
+        global _counter
+        with _lock:
+            _counter -= 1
+            assert _counter >= 0

src/poetry/vcs/git/backend.py

@@ -24,6 +24,7 @@
 from poetry.console.exceptions import PoetryConsoleError
 from poetry.utils.authenticator import get_default_authenticator
 from poetry.utils.helpers import remove_directory
+from poetry.utils.pause_indicator import IndicatorPaused
 
 
 if TYPE_CHECKING:
@@ -207,11 +208,12 @@ def _fetch_remote_refs(cls, url: str, local: Repo) -> FetchPackResult:
         client, path = get_transport_and_path(url, config=config, **kwargs)
 
         with local:
-            result: FetchPackResult = client.fetch(
-                path,
-                local,
-                determine_wants=local.object_store.determine_wants_all,
-            )
+            with IndicatorPaused():
+                result: FetchPackResult = client.fetch(
+                    path,
+                    local,
+                    determine_wants=local.object_store.determine_wants_all,
+                )
             return result
 
     @staticmethod