$ git clone -n https://gitee.com/src-opencloudos-rpms/cups.git /var/lib/mock/dist-oc9-build-250938-84050/root/chroot_tmpdir/scmroot/cups
Cloning into '/var/lib/mock/dist-oc9-build-250938-84050/root/chroot_tmpdir/scmroot/cups'...
$ git fetch origin 227e2cdae209fc02d788bce15fe88c0df4a09548:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cups
 * [new ref]         227e2cdae209fc02d788bce15fe88c0df4a09548 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 227e2cd import cups-2.4.6-12.tl4