$ /usr/bin/createrepo_c -vd -o /tmp/koji/tasks/7599/327599/repo -g /mnt/koji/repos/rawhide/37979/groups/comps.xml /tmp/koji/tasks/7599/327599/repo
23:30:45: Version: 0.15.5 (Features: DeltaRPM LegacyWeakdeps )
23:30:45: Signal handler setup
23:30:45: Thread pool ready
23:30:45: Dir to scan: /tmp/koji/tasks/7599/327599/repo/.repodata
23:30:45: Package count: 0
23:30:45: Copy metadatum /mnt/koji/repos/rawhide/37979/groups/comps.xml -> /tmp/koji/tasks/7599/327599/repo/.repodata/comps.xml
23:30:45: Creating .xml.gz files
23:30:45: Setting number of packages
23:30:45: Creating databases
23:30:45: Thread pool user data ready
23:30:45: Generating repomd.xml
23:30:45: posix_spawn avoided (fd close requested) 
23:30:45: posix_spawn avoided (fd close requested) 
23:30:45: posix_spawn avoided (fd close requested) 
23:30:45: Old repodata doesn't exists: Cannot rename /tmp/koji/tasks/7599/327599/repo/repodata/ -> /tmp/koji/tasks/7599/327599/repo/repodata.old.186695.20200323233045.908591: No such file or directory
23:30:45: Renamed /tmp/koji/tasks/7599/327599/repo/.repodata/ -> /tmp/koji/tasks/7599/327599/repo/repodata/
23:30:45: Memory cleanup
23:30:45: All done
Directory walk started
Directory walk done - 0 packages
Using comps.xml from target repo
Temporary output repo path: /tmp/koji/tasks/7599/327599/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished