From 95e9cb639bd6bc3177c091ecc40dc51b5bb23f07 Mon Sep 17 00:00:00 2001
From: Ilya Shakhat <ishakhat@mirantis.com>
Date: Tue, 7 Oct 2014 15:13:36 +0400
Subject: [PATCH] Clean git repo before checkout

Sometimes git repo become unusable - it contains a lot of
untracked files. Due to this the following checkout fails
and none of commits processed. The solution is to reset the
state and clean all untracked files.

Change-Id: Id230147ac3bfe739ad8be45a7f87da59807fcea4
---
 stackalytics/processor/vcs.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/stackalytics/processor/vcs.py b/stackalytics/processor/vcs.py
index e797cae90..fba610106 100644
--- a/stackalytics/processor/vcs.py
+++ b/stackalytics/processor/vcs.py
@@ -95,6 +95,8 @@ class Git(Vcs):
 
     def _checkout(self, branch):
         try:
+            sh.git('clean', '-d', '--force')
+            sh.git('reset', '--hard')
             sh.git('checkout', 'origin/' + branch)
             return True
         except sh.ErrorReturnCode as e: