$ git clone -n https://gitee.com/wenyuzifang/python-pbr.git /var/lib/mock/dist-an23-build-472054-74118/root/chroot_tmpdir/scmroot/python-pbr
Cloning into '/var/lib/mock/dist-an23-build-472054-74118/root/chroot_tmpdir/scmroot/python-pbr'...
$ git fetch origin ccea9017bfa2776f96d8c79befc95a91349dfbac:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-pbr
 * [new ref]         ccea9017bfa2776f96d8c79befc95a91349dfbac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccea901 Update code from upstream