$ git clone -n https://gitee.com/src-opencloudos-rpms/llvm /var/lib/mock/module-llvm-toolset-rhel8-8050020220616063044-00408e62-build-6522-983/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/module-llvm-toolset-rhel8-8050020220616063044-00408e62-build-6522-983/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard 410786b6ce4b1e49f6fc4c731e16d28184d6d095
HEAD is now at 410786b import llvm-12.0.1-2.module_oc8.5.0+918+ed335b90