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.
gfs-fleischman-fonts-20080303-1_fc10:HEAD:gfs-fleischman-fonts-20080303-1.fc10.src.rpm:1215804948