$ /usr/bin/createrepo_c -vd -o /tmp/koji/tasks/2783/162783/repo -g /mnt/koji/repos/f31-build/25430/groups/comps.xml /tmp/koji/tasks/2783/162783/repo
10:47:00: Version: 0.12.1 (Features: DeltaRPM LegacyWeakdeps )
10:47:00: Signal handler setup
10:47:00: Thread pool ready
10:47:00: Dir to scan: /tmp/koji/tasks/2783/162783/repo/.repodata
10:47:00: Package count: 0
10:47:00: No packages found - skipping metadata loading
10:47:00: Copy groupfile /mnt/koji/repos/f31-build/25430/groups/comps.xml -> /tmp/koji/tasks/2783/162783/repo/.repodata/comps.xml
10:47:00: Creating .xml.gz files
10:47:00: Setting number of packages
10:47:00: Creating databases
10:47:00: Thread pool user data ready
10:47:00: Generating repomd.xml
10:47:00: posix_spawn avoided (fd close requested) 
10:47:00: posix_spawn avoided (fd close requested) 
10:47:00: posix_spawn avoided (fd close requested) 
10:47:00: Old repodata doesn't exists: Cannot rename /tmp/koji/tasks/2783/162783/repo/repodata/ -> /tmp/koji/tasks/2783/162783/repo/repodata.old.12535.20190314104700.643123: No such file or directory
10:47:00: Renamed /tmp/koji/tasks/2783/162783/repo/.repodata/ -> /tmp/koji/tasks/2783/162783/repo/repodata/
10:47:00: Memory cleanup
10:47:00: All done
Directory walk started
Directory walk done - 0 packages
Temporary output repo path: /tmp/koji/tasks/2783/162783/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished