/usr/doc/rpm-2.3.11-1/groups に記述されてる，グループ名
一覧です.
Applications
Communications
Editors
Emacs
Emulators
Engineering
Spreadsheets
Databases
Graphics
Networking
Mail
Math
News
Publishing
TeX
Sound
Base
Kernel
Utilities
Archiving
Console
File
Printing
System
Terminal
Text
Daemons
Documentation
X11
XFree86
Servers
Applications
Graphics
Networking
Games
Strategy
Video
Amusements
Utilities
Libraries
Window Managers
Libraries
Networking
Admin
Daemons
News
Utilities
Development
Debuggers
Libraries
Libc
Languages
Fortran
Tcl
Building
Version Control
Tools
Shells
Games