$ git clone -n https://gitee.com/src-opencloudos-rpms/llvm /var/lib/mock/module-llvm-toolset-rhel8-8100020250523090529-39ec1f31-build-137657-79580/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/module-llvm-toolset-rhel8-8100020250523090529-39ec1f31-build-137657-79580/root/chroot_tmpdir/scmroot/llvm'...
$ git fetch origin 338acf0347704803f8bf03c0dc32f91f0b2f2ff7:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/llvm
 * [new ref]         338acf0347704803f8bf03c0dc32f91f0b2f2ff7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 338acf0 import llvm-19.1.7-2.module+el8.10.0+748+d08ad37a