$ git clone -n https://gitee.com/src-opencloudos-rpms/cups.git /var/lib/mock/dist-oc9-build-117999-68676/root/chroot_tmpdir/scmroot/cups
Cloning into '/var/lib/mock/dist-oc9-build-117999-68676/root/chroot_tmpdir/scmroot/cups'...
$ git fetch origin b711dec7a0b832175acca8931a85795ee7dc14e3:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cups
 * [new ref]         b711dec7a0b832175acca8931a85795ee7dc14e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b711dec import cups-2.4.6-7.tl4