$ git clone -n https://gitee.com/src-opencloudos-rpms/dnsmasq.git /var/lib/mock/dist-oc8-build-68202-46901/root/chroot_tmpdir/scmroot/dnsmasq
Cloning into '/var/lib/mock/dist-oc8-build-68202-46901/root/chroot_tmpdir/scmroot/dnsmasq'...
$ git fetch origin f8d65c6520e96c55c644f35413ecc8124a859288:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dnsmasq
 * [new ref]         f8d65c6520e96c55c644f35413ecc8124a859288 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8d65c6 import dnsmasq-2.79-31.tl3.2