setup: teach discover_git_directory to respect the commondir

diff --git a/Documentation/gitmodules.txt b/Documentation/gitmodules.txt
index 470062413f66b9873a918e1277a4fc02d9aa8ef2..db5d47eb19b8f2aa21c11a9d3eedf40b9d71e84e 100644 (file)
--- a/Documentation/gitmodules.txt
+++ b/Documentation/gitmodules.txt
@@ -93,8 +93,8 @@ submodule.<name>.ignore::
 
 submodule.<name>.shallow::
        When set to true, a clone of this submodule will be performed as a
-       shallow clone unless the user explicitly asks for a non-shallow
-       clone.
+       shallow clone (with a history depth of 1) unless the user explicitly
+       asks for a non-shallow clone.
 
 
 EXAMPLES