$ /usr/bin/createrepo_c -vd -o /var/tmp/koji/tasks/750/750/repo -g /mnt/koji/repos/toe1-build/81/groups/comps.xml /var/tmp/koji/tasks/750/750/repo
06:59:25: Version: 0.15.11 (Features: DeltaRPM LegacyWeakdeps )
06:59:25: Signal handler setup
06:59:25: Thread pool ready
06:59:25: Dir to scan: /var/tmp/koji/tasks/750/750/repo/.repodata
06:59:25: Package count: 0
06:59:25: Copy metadatum /mnt/koji/repos/toe1-build/81/groups/comps.xml -> /var/tmp/koji/tasks/750/750/repo/.repodata/comps.xml
06:59:25: Creating .xml.gz files
06:59:25: Setting number of packages
06:59:25: Creating databases
06:59:25: Thread pool user data ready
06:59:25: Generating repomd.xml
06:59:25: Old repodata doesn't exists: Cannot rename /var/tmp/koji/tasks/750/750/repo/repodata/ -> /var/tmp/koji/tasks/750/750/repo/repodata.old.101355.20210527065925.715058: No such file or directory
06:59:25: Renamed /var/tmp/koji/tasks/750/750/repo/.repodata/ -> /var/tmp/koji/tasks/750/750/repo/repodata/
06:59:25: Memory cleanup
06:59:25: All done
Directory walk started
Directory walk done - 0 packages
Using comps.xml from target repo
Temporary output repo path: /var/tmp/koji/tasks/750/750/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished