$ git clone -n https://gitee.com/wency_cn/unbound.git /var/lib/mock/dist-an23-build-494052-74584/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-an23-build-494052-74584/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin f68925bbf958f99af263cdde74293d27be58c65e:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/unbound
 * [new ref]         f68925bbf958f99af263cdde74293d27be58c65e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f68925b Update code from upstream