$ git clone -n https://gitee.com/src-opencloudos-rpms/cups.git /var/lib/mock/dist-oc8-build-233361-81854/root/chroot_tmpdir/scmroot/cups
Cloning into '/var/lib/mock/dist-oc8-build-233361-81854/root/chroot_tmpdir/scmroot/cups'...
$ git fetch origin a5fe28bada89a22dff6291e3a65f0b194160dcdb:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cups
 * [new ref]         a5fe28bada89a22dff6291e3a65f0b194160dcdb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5fe28b import cups-2.2.6-66.tl3