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-rw-r--r--Documentation/git-submodule.txt4
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index bf3bb372ee..d841573475 100644
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -259,7 +259,9 @@ OPTIONS
--branch::
Branch of repository to add as submodule.
The name of the branch is recorded as `submodule.<name>.branch` in
- `.gitmodules` for `update --remote`.
+ `.gitmodules` for `update --remote`. A special value of `.` is used to
+ indicate that the name of the branch in the submodule should be the
+ same name as the current branch in the current repository.
-f::
--force::