Freshmaker cannot access the registry to get the arch. Instead of the current behavior, let's use koji to get the info.
ref. FACTORY-4945
rebased onto e54368aebedaa81f030cd4cb145746b775fcf97e
+1,3.
Commit 6c3130fe fixes this pull-request
Pull-Request has been merged by jkaluza
Freshmaker cannot access the registry to get the arch. Instead of
the current behavior, let's use koji to get the info.
ref. FACTORY-4945