git-describe.txt: document --always

Signed-off-by: Stephan Beyer <s-beyer@gmx.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-describe.txt b/Documentation/git-describe.txt
index 3f0b7b2f47567183ab4db3f9c71c4a27ee1b45ae..9f6f4831864a3112119bc7d7fec22aa7a72225e5 100644 (file)
--- a/Documentation/git-describe.txt
+++ b/Documentation/git-describe.txt
@@ -70,6 +70,9 @@ OPTIONS
        Only consider tags matching the given pattern (can be used to avoid
        leaking private tags made from the repository).
 
+--always::
+       Show uniquely abbreviated commit object as fallback.
+
 EXAMPLES
 --------