$ git clone -n https://gitee.com/src-anolis-os/clang /var/lib/mock/module-llvm-toolset-an8-8040020211220074937-5280c3a7-build-62249-34291/root/chroot_tmpdir/scmroot/clang
Cloning into '/var/lib/mock/module-llvm-toolset-an8-8040020211220074937-5280c3a7-build-62249-34291/root/chroot_tmpdir/scmroot/clang'...
$ git reset --hard 3fd94797a1a06560f355cb86f044f46e4d81711c
HEAD is now at 3fd9479 update to clang-12.0.1-4.module+el8.5.0+13246+cefb5d4c