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

diff --git a/Documentation/git-shell.txt b/Documentation/git-shell.txt
index 3f4d804cca390980977dbf76cbe20792b6561f5b..228b9f14f3530b9ec28e603a3ef2327c7039c440 100644 (file)
--- a/Documentation/git-shell.txt
+++ b/Documentation/git-shell.txt
@@ -3,12 +3,12 @@ git-shell(1)
 
 NAME
 ----
-git-shell - Restricted login shell for GIT over SSH only
+git-shell - Restricted login shell for GIT-only SSH access
 
 
 SYNOPSIS
 --------
-'git-shell -c <command> <argument>'
+'git-shell' -c <command> <argument>
 
 DESCRIPTION
 -----------