$ /usr/bin/createrepo_c -vd -i /var/tmp/koji/tasks/3501/13501/repo/pkglist /var/tmp/koji/tasks/3501/13501/repo
15:27:18: Version: 0.10.0

15:27:18: Signal handler setup
15:27:18: Thread pool ready
Warning: Used pkglist doesn't contain any useful items
15:27:18: Package count: 0
15:27:18: No packages found - skipping metadata loading
15:27:18: Creating .xml.gz files
15:27:18: Setting number of packages
15:27:18: Creating databases
15:27:18: Thread pool user data ready
15:27:18: Generating repomd.xml
15:27:18: Old repodata doesn't exists: Cannot rename /var/tmp/koji/tasks/3501/13501/repo/repodata/ -> /var/tmp/koji/tasks/3501/13501/repo/repodata.old.110871.20200219152718.928512: No such file or directory
15:27:18: Renamed /var/tmp/koji/tasks/3501/13501/repo/.repodata/ -> /var/tmp/koji/tasks/3501/13501/repo/repodata/
15:27:18: Memory cleanup
15:27:18: All done
Directory walk done - 0 packages
Temporary output repo path: /var/tmp/koji/tasks/3501/13501/repo/.repodata/
Preparing sqlite DBs
Pool started (with 5 workers)
Pool finished