$ git clone -n https://gitee.com/wency_cn/mdadm_1770955035.git /var/lib/mock/dist-an23-build-514420-75110/root/chroot_tmpdir/scmroot/mdadm_1770955035
Cloning into '/var/lib/mock/dist-an23-build-514420-75110/root/chroot_tmpdir/scmroot/mdadm_1770955035'...
$ git fetch origin b150a082f54486e0bb1d678d4a46d11b8ae5578a:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/mdadm_1770955035
 * [new ref]         b150a082f54486e0bb1d678d4a46d11b8ae5578a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b150a08 Update code from upstream