Make old sha1 optional with git update-ref -d

diff --git a/Documentation/git-update-ref.txt b/Documentation/git-update-ref.txt
index 4dc475992eeb20c7979850db0e85024a91e475c2..80b94c36d914756cdf052355e5a63ea2014ae181 100644 (file)
--- a/Documentation/git-update-ref.txt
+++ b/Documentation/git-update-ref.txt
@@ -7,7 +7,7 @@ git-update-ref - Update the object name stored in a ref safely
 
 SYNOPSIS
 --------
-'git-update-ref' [-m <reason>] (-d <ref> <oldvalue> | [--no-deref] <ref> <newvalue> [<oldvalue>])
+'git-update-ref' [-m <reason>] (-d <ref> [<oldvalue>] | [--no-deref] <ref> <newvalue> [<oldvalue>])
 
 DESCRIPTION
 -----------