groupmod(8) on Linux
The text e50ccfab62d7, as Debian 13 (Trixie) shipped it.
modify a group definition on the system
Flags it lists
-
--append -
--gid -
--help -
--new-name -
--non-unique -
--password -
--prefix -
--root -
--users -
-P -
-R -
-U -
-a -
-g -
-h -
-n -
-o -
-p