From 10f8443f8ae9f008c2bc45b0e80bcbb2f6419806 Mon Sep 17 00:00:00 2001
From: Jack Nagel
Date: Thu, 22 Mar 2012 18:22:19 -0500
Subject: Use --verify when querying HEAD

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
---
 Library/Homebrew/cmd/update.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Library')

diff --git a/Library/Homebrew/cmd/update.rb b/Library/Homebrew/cmd/update.rb
index 383c0121f..e3e25c01e 100644
--- a/Library/Homebrew/cmd/update.rb
+++ b/Library/Homebrew/cmd/update.rb
@@ -97,7 +97,7 @@ class Updater
   private
 
   def read_current_revision
-    `git rev-parse HEAD`.chomp
+    `git rev-parse -q --verify HEAD`.chomp
   end
 
   def `(cmd)
-- 
cgit v1.2.3