$ git clone -n https://gitee.com/src-opencloudos-rpms/dnsmasq.git /var/lib/mock/dist-oc9-build-40987-14591/root/chroot_tmpdir/scmroot/dnsmasq
Cloning into '/var/lib/mock/dist-oc9-build-40987-14591/root/chroot_tmpdir/scmroot/dnsmasq'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dnsmasq
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3ce160 import dnsmasq-2.87-3.tl4