$ /usr/bin/createrepo_c -vd -o /tmp/koji/tasks/7406/137406/repo -g /mnt/koji/repos/module-llvm-toolset-rhel8-8050020211130092744-b4937e53-build/11542/groups/comps.xml /tmp/koji/tasks/7406/137406/repo
00:12:24: Version: 0.16.2 (Features: DeltaRPM LegacyWeakdeps )
00:12:24: Signal handler setup
00:12:24: Thread pool ready
00:12:24: Dir to scan: /tmp/koji/tasks/7406/137406/repo/.repodata
00:12:24: Package count: 0
00:12:24: Copy metadatum /mnt/koji/repos/module-llvm-toolset-rhel8-8050020211130092744-b4937e53-build/11542/groups/comps.xml -> /tmp/koji/tasks/7406/137406/repo/.repodata/comps.xml
00:12:24: Creating .xml.gz files
00:12:24: Setting number of packages
00:12:24: Creating databases
00:12:24: Thread pool user data ready
00:12:24: Generating repomd.xml
00:12:24: Old repodata doesn't exists: Cannot rename /tmp/koji/tasks/7406/137406/repo/repodata/ -> /tmp/koji/tasks/7406/137406/repo/repodata.old.677304.20211201001224.948764: No such file or directory
00:12:24: Renamed /tmp/koji/tasks/7406/137406/repo/.repodata/ -> /tmp/koji/tasks/7406/137406/repo/repodata/
00:12:24: Memory cleanup
00:12:24: All done
Directory walk started
Directory walk done - 0 packages
Using comps.xml from target repo
Temporary output repo path: /tmp/koji/tasks/7406/137406/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished