$ /usr/bin/createrepo_c -vd -o /tmp/koji/tasks/3721/23721/repo -g /mnt/koji/repos/module-ruby-2.7-8030020210512041022-30b713e6-build/2286/groups/comps.xml /tmp/koji/tasks/3721/23721/repo
00:05:58: Version: 0.15.11 (Features: DeltaRPM LegacyWeakdeps )
00:05:58: Signal handler setup
00:05:58: Thread pool ready
00:05:58: Dir to scan: /tmp/koji/tasks/3721/23721/repo/.repodata
00:05:58: Package count: 0
00:05:58: Copy metadatum /mnt/koji/repos/module-ruby-2.7-8030020210512041022-30b713e6-build/2286/groups/comps.xml -> /tmp/koji/tasks/3721/23721/repo/.repodata/comps.xml
00:05:58: Creating .xml.gz files
00:05:58: Setting number of packages
00:05:58: Creating databases
00:05:58: Thread pool user data ready
00:05:58: Generating repomd.xml
00:05:58: Old repodata doesn't exists: Cannot rename /tmp/koji/tasks/3721/23721/repo/repodata/ -> /tmp/koji/tasks/3721/23721/repo/repodata.old.1412422.20210521000558.897336: No such file or directory
00:05:58: Renamed /tmp/koji/tasks/3721/23721/repo/.repodata/ -> /tmp/koji/tasks/3721/23721/repo/repodata/
00:05:58: Memory cleanup
00:05:58: All done
Directory walk started
Directory walk done - 0 packages
Using comps.xml from target repo
Temporary output repo path: /tmp/koji/tasks/3721/23721/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished