update-index: do not die too early in a read-only repository.

diff --git a/Documentation/git-http-fetch.txt b/Documentation/git-http-fetch.txt
index d7b5919e1bd83036db1608137ada46fc8420835c..7dc2df3044e82e20fbb99ae86f0a150c08cd027d 100644 (file)
--- a/Documentation/git-http-fetch.txt
+++ b/Documentation/git-http-fetch.txt
@@ -3,16 +3,22 @@ git-http-fetch(1)
 
 NAME
 ----
-git-http-fetch - Downloads a remote GIT repository via HTTP
+git-http-fetch - Download from a remote git repository via HTTP
 
 
 SYNOPSIS
 --------
-'git-http-fetch' [-c] [-t] [-a] [-d] [-v] [-w filename] [--recover] commit-id url
+'git-http-fetch' [-c] [-t] [-a] [-d] [-v] [-w filename] [--recover] [--stdin] <commit> <url>
 
 DESCRIPTION
 -----------
-Downloads a remote GIT repository via HTTP.
+Downloads a remote git repository via HTTP.
+
+OPTIONS
+-------
+commit-id::
+        Either the hash or the filename under [URL]/refs/ to
+        pull.
 
 -c::
        Get the commit objects.
@@ -27,6 +33,12 @@ Downloads a remote GIT repository via HTTP.
         Writes the commit-id into the filename under $GIT_DIR/refs/<filename> on
         the local end after the transfer is complete.
 
+--stdin::
+       Instead of a commit id on the commandline (which is not expected in this
+       case), 'git-http-fetch' expects lines on stdin in the format
+
+               <commit-id>['\t'<filename-as-in--w>]
+
 Author
 ------
 Written by Linus Torvalds <torvalds@osdl.org>