Use fetch and reset --hard, not checkout and pull
Use fetch and reset --hard, not checkout and pull

robbat2/teuthology,ivotron/teuthology,t-miyamae/teuthology,dmick/teuthology,yghannam/teuthology,michaelsevilla/teuthology,zhouyuan/teuthology,robbat2/teuthology,ceph/teuthology,dreamhost/teuthology,michaelsevilla/teuthology,dreamhost/teuthology,zhouyuan/teuthology,ktdreyer/teuthology,caibo2014/teuthology,caibo2014/teuthology,SUSE/teuthology,dmick/teuthology,ivotron/teuthology,yghannam/teuthology,ceph/teuthology,SUSE/teuthology,ktdreyer/teuthology,tchaikov/teuthology,t-miyamae/teuthology,SUSE/teuthology,dmick/teuthology,tchaikov/teuthology