https://koji.fedoraproject.org/koji/buildinfo?buildID=1999366 contains release with '%' sign (coming from autospec) and formatting fails on this.
PR #4052
Metadata Update from @tkopecek: - Custom field Size adjusted to None
Metadata Update from @tkopecek: - Issue tagged with: testing-ready
Metadata Update from @relias-redhat: - Issue tagged with: testing-done
Commit 296cf754 fixes this issue
This issue has been migrated to Fedora Forge: https://forge.fedoraproject.org/koji/koji/issues/4053
Please continue any further discussion there.