These two fields allow to specify a different default assignee for ticket opened against this package in bugzilla. Note: The EPEL field is always displayed for packages in the 'rpms' namespace regardless of whether it is used in bugzilla or not.
13c61203ccfa583e5a54b4dc22f41233 firefox-10.0.source.tar.bz2 2416a8fd97fbbe687b4b7649fa9ac298 firefox-langpacks-10.0-20120131.tar.xz