$ git clone -n https://gitee.com/src-opencloudos-rpms/clang /var/lib/mock/module-llvm-toolset-rhel8-8050020220616151347-00408e62-build-6615-1004/root/chroot_tmpdir/scmroot/clang
Cloning into '/var/lib/mock/module-llvm-toolset-rhel8-8050020220616151347-00408e62-build-6615-1004/root/chroot_tmpdir/scmroot/clang'...
$ git reset --hard a456cc63644276bb637a4ea77528d4c00703b4bf
HEAD is now at a456cc6 import clang-12.0.1-4.module_oc8.5.0+1025+93159d6c