Documentation: explain optional arguments better

[thirdparty/git.git] / Documentation / git-cherry-pick.txt

diff --git a/Documentation/git-cherry-pick.txt b/Documentation/git-cherry-pick.txt
index 66ab29742c393b75b8abdfddc6915e85600c5f5d..77da29a474518c56c7dab23f5921aa50566506dd 100644 (file)
--- a/Documentation/git-cherry-pick.txt
+++ b/Documentation/git-cherry-pick.txt
@@ -103,7 +103,9 @@ effect to your index in a row.
 
 -S[<keyid>]::
 --gpg-sign[=<keyid>]::
-       GPG-sign commits.
+       GPG-sign commits. The `keyid` argument is optional and
+       defaults to the committer identity; if specified, it must be
+       stuck to the option without a space.
 
 --ff::
        If the current HEAD is the same as the parent of the