$ git clone -n https://gitee.com/wenyuzifang/lld.git /var/lib/mock/dist-an23-build-481118-74252/root/chroot_tmpdir/scmroot/lld
Cloning into '/var/lib/mock/dist-an23-build-481118-74252/root/chroot_tmpdir/scmroot/lld'...
$ git fetch origin 926dff10f2a605ac00a89da8175d4454523c2697:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/lld
 * [new ref]         926dff10f2a605ac00a89da8175d4454523c2697 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 926dff1 Update code from upstream