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.
inkscape-0_47-0_16_pre3_20090925svn_fc12:HEAD:inkscape-0.47-0.16.pre3.20090925svn.fc12.src.rpm:1253898265 inkscape-0_47-0_16_pre3_20091017svn_fc13:F-12:inkscape-0.47-0.16.pre3.20091017svn.fc13.src.rpm:1254924277