$ git clone -n https://gitee.com/zhonglingh/llvm.git /var/lib/mock/dist-an23-build-254850-63600/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/dist-an23-build-254850-63600/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard 6223a10d44cc9451145cee88776a04f40735afb5
HEAD is now at 6223a10 refactor rpm spec