From 528072f7d7c622efba30ea47f3846b9747608cdf Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Sun, 17 Feb 2013 15:54:22 -0600
Subject: [PATCH] GitDownloadStrategy: force checkouts

Local changes to the cached repository should not cause fetch or install
to error out.
---
 Library/Homebrew/download_strategy.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 25320c0048..f814f5d5bb 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -415,7 +415,7 @@ class GitDownloadStrategy < AbstractDownloadStrategy
           else `git symbolic-ref refs/remotes/origin/HEAD`.strip.split("/").last
           end
 
-    args = %w{checkout}
+    args = %w{checkout -f}
     args << { :quiet_flag => '-q' }
     args << ref
   end