$ /usr/bin/createrepo_c -vd -o /tmp/koji/tasks/2791/162791/repo -g /mnt/koji/repos/f31-build/25434/groups/comps.xml /tmp/koji/tasks/2791/162791/repo
10:48:05: Version: 0.12.1 (Features: DeltaRPM LegacyWeakdeps )
10:48:05: Signal handler setup
10:48:05: Thread pool ready
10:48:05: Dir to scan: /tmp/koji/tasks/2791/162791/repo/.repodata
10:48:05: Package count: 0
10:48:05: No packages found - skipping metadata loading
10:48:05: Copy groupfile /mnt/koji/repos/f31-build/25434/groups/comps.xml -> /tmp/koji/tasks/2791/162791/repo/.repodata/comps.xml
10:48:05: Creating .xml.gz files
10:48:05: Setting number of packages
10:48:05: Creating databases
10:48:05: Thread pool user data ready
10:48:05: Generating repomd.xml
10:48:05: posix_spawn avoided (fd close requested) 
10:48:05: posix_spawn avoided (fd close requested) 
10:48:05: posix_spawn avoided (fd close requested) 
10:48:05: Old repodata doesn't exists: Cannot rename /tmp/koji/tasks/2791/162791/repo/repodata/ -> /tmp/koji/tasks/2791/162791/repo/repodata.old.12607.20190314104805.788527: No such file or directory
10:48:05: Renamed /tmp/koji/tasks/2791/162791/repo/.repodata/ -> /tmp/koji/tasks/2791/162791/repo/repodata/
10:48:05: Memory cleanup
10:48:05: All done
Directory walk started
Directory walk done - 0 packages
Temporary output repo path: /tmp/koji/tasks/2791/162791/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished