$ git clone -n https://gitee.com/src-anolis-os/llvm /var/lib/mock/module-llvm-toolset-an8-8040020211220074937-5280c3a7-build-62062-34232/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/module-llvm-toolset-an8-8040020211220074937-5280c3a7-build-62062-34232/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard 8b17da80ad7271e2235b193b093cd7507262d914
HEAD is now at 8b17da8 update to llvm-12.0.1-2.module+el8.5.0+12488+254d2a07