Steps to Reproduce:
Run getTagGroups don't show blocked package list after use groupPackageListBlock. It will be better using some option for show blocked package list, for example, option 'show_blocked'.
PR #873
Commit c633188b fixes this issue
Commit 90a93518 fixes this issue
Metadata Update from @tkopecek: - Issue set to the milestone: 1.17
This issue has been migrated to Fedora Forge: https://forge.fedoraproject.org/koji/koji/issues/870
Please continue any further discussion there.