$ git clone -n https://gitee.com/fundawang/dnsmasq.git /var/lib/mock/dist-an23-build-353962-71027/root/chroot_tmpdir/scmroot/dnsmasq
Cloning into '/var/lib/mock/dist-an23-build-353962-71027/root/chroot_tmpdir/scmroot/dnsmasq'...
$ git fetch origin 9c648c147576256062ee4e4cd6eb999cc9d90def:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/dnsmasq
 * [new ref]         9c648c147576256062ee4e4cd6eb999cc9d90def -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c648c1 2.90