$ git clone -n https://gitee.com/wency_cn/unbound_1767840167.git /var/lib/mock/dist-an23-build-505056-74854/root/chroot_tmpdir/scmroot/unbound_1767840167
Cloning into '/var/lib/mock/dist-an23-build-505056-74854/root/chroot_tmpdir/scmroot/unbound_1767840167'...
$ git fetch origin 260b96bfe69dfe10d5816ca959b952d7425ad0e9:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/unbound_1767840167
 * [new ref]         260b96bfe69dfe10d5816ca959b952d7425ad0e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 260b96b Update code from upstream