)
2014-08-14 17:03:59,617 DEBUG zuul.Repo: Resetting repository /var/lib/zuul/git/openstack/neutron
2014-08-14 17:03:59,617 DEBUG zuul.Repo: Updating repository /var/lib/zuul/git/openstack/neutron
2014-08-14 17:04:07,520 DEBUG zuul.Repo: Checking out bdd4a7c018a267335c6b3206696a9aa4c0deeacf
2014-08-14 17:04:15,902 DEBUG zuul.Merger: Unable to merge {u'oldrev': None, u'newrev': None, u'refspec': u'refs/changes/60/113160/9', u'merge_mode': 2, u'number': u'113160', u'project': u'openstack/neutron', u'url': u'ssh://midokura@review.openstack.org:29418/openstack/neutron', u'branch': u'master', u'patchset': u'9', u'ref': u'Zb9db0578f6ef4c71aacd1348d9909b11'}
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/zuul/merger/merger.py", line 214, in _mergeChange
    commit = repo.merge(item['refspec'], 'resolve')
  File "/usr/local/lib/python2.7/dist-packages/zuul/merger/merger.py", line 116, in merge
    self.fetch(ref)
  File "/usr/local/lib/python2.7/dist-packages/zuul/merger/merger.py", line 129, in fetch
    origin.fetch(ref)
  File "/usr/local/lib/python2.7/dist-packages/git/remote.py", line 593, in fetch
    return self._get_fetch_info_from_stderr(proc, progress or RemoteProgress())
  File "/usr/local/lib/python2.7/dist-packages/git/remote.py", line 529, in _get_fetch_info_from_stderr
    raise GitCommandError(("Error when fetching: %s" % line,), 2)
GitCommandError: 'Error when fetching: fatal: unpack-objects failed' returned exit status 2: None