From 46b64601449abb4238c3bd991c278da540ecd865 Mon Sep 17 00:00:00 2001
From: "Dustin J. Mitchell" <dustin@mozilla.com>
Date: Sat, 3 Sep 2011 15:17:58 -0500
Subject: [PATCH] clean git builddirs after patches

Fixes #2084.
---
 slave/buildslave/commands/git.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/slave/buildslave/commands/git.py b/slave/buildslave/commands/git.py
index 56678a04ec5..b6c80e32e07 100644
--- a/slave/buildslave/commands/git.py
+++ b/slave/buildslave/commands/git.py
@@ -137,7 +137,7 @@ def doVCUpdate(self):
             diffbranch = self.sourcedata != self.readSourcedata()
         except IOError:
             diffbranch = False
-        if diffbranch:
+        if diffbranch or self.sourcedirIsPatched():
             command = ['clean', '-f', '-d']
             if self.ignore_ignores:
                 command.append('-x')