$ git clone -n https://gitee.com/wency_cn/galera.git /var/lib/mock/dist-an23-build-507716-74937/root/chroot_tmpdir/scmroot/galera
Cloning into '/var/lib/mock/dist-an23-build-507716-74937/root/chroot_tmpdir/scmroot/galera'...
$ git fetch origin fb25181f52a4048e3a3a17ffeb3d70535ebeea93:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/galera
 * [new ref]         fb25181f52a4048e3a3a17ffeb3d70535ebeea93 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb25181 Update code from upstream