$ git clone -n https://gitee.com/fundawang/llvm.git /var/lib/mock/dist-an23-build-189963-60753/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/dist-an23-build-189963-60753/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard f5ac67a4ba28525cb1b22aaf69c6e81a842d8ca5
HEAD is now at f5ac67a drop multilib