$ git clone -n https://gitee.com/wency_cn/lld.git /var/lib/mock/dist-an23-build-492646-74553/root/chroot_tmpdir/scmroot/lld
Cloning into '/var/lib/mock/dist-an23-build-492646-74553/root/chroot_tmpdir/scmroot/lld'...
$ git fetch origin f5b4b386045decc0653d811cb39458f62ce0b4be:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/lld
 * [new ref]         f5b4b386045decc0653d811cb39458f62ce0b4be -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5b4b38 Update code from upstream