$ git clone -n https://gitee.com/src-opencloudos-rpms/dnsmasq.git /var/lib/mock/dist-oc8-build-215183-80831/root/chroot_tmpdir/scmroot/dnsmasq
Cloning into '/var/lib/mock/dist-oc8-build-215183-80831/root/chroot_tmpdir/scmroot/dnsmasq'...
$ git fetch origin be30cd166f1dab3ede1ac560658e161d5701e085:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dnsmasq
 * [new ref]         be30cd166f1dab3ede1ac560658e161d5701e085 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be30cd1 import dnsmasq-2.79-35.tl3