$ git clone -n https://gitee.com/llvm-la/lld.git /var/lib/mock/dist-an23-build-296627-65793/root/chroot_tmpdir/scmroot/lld
Cloning into '/var/lib/mock/dist-an23-build-296627-65793/root/chroot_tmpdir/scmroot/lld'...
$ git fetch origin 2a5e89a9e8d69f814e1ce991802153bb8186243f:KOJI_FETCH_HEAD
From https://gitee.com/llvm-la/lld
 * [new ref]         2a5e89a9e8d69f814e1ce991802153bb8186243f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a5e89a [LoongArch] Backport patches