Re: #6037: Create .xz images for docker builds

[Fedora Release Engineering]

#6037: Create .xz images for docker builds
---------------------+-----------------------
  Reporter:  kushal  |      Owner:  rel-eng@…
      Type:  task    |     Status:  reopened
 Milestone:          |  Component:  koji
Resolution:          |   Keywords:
Blocked By:          |   Blocking:
---------------------+-----------------------

Comment (by pfrields):

Do we need a ticket against koji itself for the change?  I couldn't find
 any recent tickets addressing this change:
 https://fedorahosted.org/koji/report/1