$ git clone -n https://gitee.com/src-opencloudos-rpms/dlm.git /var/lib/mock/dist-oc9-build-67104-18286/root/chroot_tmpdir/scmroot/dlm
Cloning into '/var/lib/mock/dist-oc9-build-67104-18286/root/chroot_tmpdir/scmroot/dlm'...
$ git fetch origin c9d63a635297019e78d7189e67dc9699a8c05145:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dlm
 * [new ref]         c9d63a635297019e78d7189e67dc9699a8c05145 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9d63a6 import dlm-4.2.0-5.tl4