$ git clone -n https://gitee.com/src-opencloudos-rpms/cups.git /var/lib/mock/dist-oc8-build-243542-83133/root/chroot_tmpdir/scmroot/cups
Cloning into '/var/lib/mock/dist-oc8-build-243542-83133/root/chroot_tmpdir/scmroot/cups'...
$ git fetch origin e8519774d76c505888f5d9b6c98b6df53fb379fa:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cups
 * [new ref]         e8519774d76c505888f5d9b6c98b6df53fb379fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e851977 import cups-2.2.6-68.tl3