$ git clone -n https://gitee.com/wency_cn/unbound_1768960290.git /var/lib/mock/dist-an23-build-508265-74974/root/chroot_tmpdir/scmroot/unbound_1768960290
Cloning into '/var/lib/mock/dist-an23-build-508265-74974/root/chroot_tmpdir/scmroot/unbound_1768960290'...
$ git fetch origin abfe71b4b4ef0eeb589051a1a9ee0ff7766404ff:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/unbound_1768960290
 * [new ref]         abfe71b4b4ef0eeb589051a1a9ee0ff7766404ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abfe71b Update code from upstream