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.
ocaml-sexplib-4_0_1-1_fc10:HEAD:ocaml-sexplib-4.0.1-1.fc10.src.rpm:1220178767