Currently, Koji returns list of files byt getTaskResults when listTaskOutput returns an empty result, because task outputs are not retained indefinitely. Let's add message in the getTaskResult, when this use case occurs.
PR 4075
Metadata Update from @jcupova: - Custom field Size adjusted to None
Metadata Update from @jcupova: - Issue tagged with: testing-ready
Metadata Update from @mfilip: - Issue tagged with: testing-done
Commit 2bf10c70 fixes this issue
Commit 3725053b fixes this issue
This issue has been migrated to Fedora Forge: https://forge.fedoraproject.org/koji/koji/issues/4074
Please continue any further discussion there.