$ git clone -n https://gitee.com/src-opencloudos-rpms/dlm.git /var/lib/mock/dist-oc8-build-235420-82129/root/chroot_tmpdir/scmroot/dlm
Cloning into '/var/lib/mock/dist-oc8-build-235420-82129/root/chroot_tmpdir/scmroot/dlm'...
$ git fetch origin 3faae5c484eb8ec13eddd339cd67f4ea8f5bc5b3:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dlm
 * [new ref]         3faae5c484eb8ec13eddd339cd67f4ea8f5bc5b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3faae5c import dlm-4.1.0-3.tl3