$ git clone -n https://gitee.com/wenyuzifang/mdadm_1770625878.git /var/lib/mock/dist-an23-build-512434-75099/root/chroot_tmpdir/scmroot/mdadm_1770625878
Cloning into '/var/lib/mock/dist-an23-build-512434-75099/root/chroot_tmpdir/scmroot/mdadm_1770625878'...
$ git fetch origin fbc1f76a6c41fc03a9f58e80e5dc9ec9aa7cc08c:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/mdadm_1770625878
 * [new ref]         fbc1f76a6c41fc03a9f58e80e5dc9ec9aa7cc08c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbc1f76 Update code from upstream