$ git clone -n https://gitee.com/src-opencloudos-rpms/llvm /var/lib/mock/module-llvm-toolset-rhel8-8100020260518062413-821f63fb-build-240491-82716/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/module-llvm-toolset-rhel8-8100020260518062413-821f63fb-build-240491-82716/root/chroot_tmpdir/scmroot/llvm'...
$ git fetch origin a196bdedb44b128d6f60c0dd39cb77606debe3cb:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/llvm
 * [new ref]         a196bdedb44b128d6f60c0dd39cb77606debe3cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a196bde import llvm-21.1.8-1.module+el8.10.0+877+a6a4192b