$ git clone -n https://gitee.com/fundawang/llvm.git /var/lib/mock/dist-an23-build-293998-65200/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/dist-an23-build-293998-65200/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard 397aeeeeae0ddd8ce5fa7a0caefb867cded1661e
HEAD is now at 397aeee Add several patches from upstream branches
$ git lfs pull