$ git clone -n https://gitee.com/wency_cn/unbound.git /var/lib/mock/dist-an23-build-508201-74974/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-an23-build-508201-74974/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin e24d43b7c15ca31e38f791899280201db378d6ba:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/unbound
 * [new ref]         e24d43b7c15ca31e38f791899280201db378d6ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e24d43b Update code from upstream