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.
e446ede
Adding upstream patch http://git.gnome.org/browse/gnome-screensaver/commit/?id=a3388633c5f55b08df4f3af48b0dc2f0ef06d143