$ git clone -n https://gitee.com/wency_cn/fstrm.git /var/lib/mock/dist-an23-build-491994-74553/root/chroot_tmpdir/scmroot/fstrm
Cloning into '/var/lib/mock/dist-an23-build-491994-74553/root/chroot_tmpdir/scmroot/fstrm'...
$ git fetch origin d78bbebf678da322087438b4518a77bd6fc9ed40:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/fstrm
 * [new ref]         d78bbebf678da322087438b4518a77bd6fc9ed40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d78bbeb Update code from upstream