X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=Documentation%2Fgit-build-rev-cache.txt;h=1dbad7763f9ad34b534fc06ebd6fbc05a38061c0;hb=540bf654d007b3289adec37e3008c588ba677e25;hp=b199cf9ddb4e61b6c86bfad833a1b9a6d35775b2;hpb=7fc9d69fca0ea8afab6709622b694f31662fb2ee;p=git.git

diff --git a/Documentation/git-build-rev-cache.txt b/Documentation/git-build-rev-cache.txt
index b199cf9d..1dbad776 100644
--- a/Documentation/git-build-rev-cache.txt
+++ b/Documentation/git-build-rev-cache.txt
@@ -3,26 +3,26 @@ git-build-rev-cache(1)
 
 NAME
 ----
-git-build-rev-cache - Some git command not yet documented.
-
+git-build-rev-cache - Create or update a rev-cache file.
 
 SYNOPSIS
 --------
-'git-build-rev-cache' [ --option ] <args>...
+'git-build-rev-cache' [-v] <rev-cache-file> < list-of-heads
 
 DESCRIPTION
 -----------
-Does something not yet documented.
-
+Creates or updates a file that describes the commit ancestry reachable
+from the list-of-head read from stdin. This file is in an append-only
+binary format to make the server side friendly to rsync mirroring
+scheme, and can be read by the git-show-rev-cache command.
 
 OPTIONS
 -------
---option::
-	Some option not yet documented.
-
-<args>...::
-	Some argument not yet documented.
+-v::
+	Verbose.
 
+<rev-cache-file>::
+	The rev-cache to operate on.
 
 Author
 ------