sccs(1) on Linux
The text fb29815557a5, as Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
front end for the SCCS subsystem
Flags it lists
-
--cssc -
--prefix -
--version -
-T -
-V -
-d -
-p -
-r