It seems http://git.wikimedia.org/summary/?r=IPSet.git has no equivalent in Diffusion (nor a Maniphest project).
If and when someone fixes this, update https://www.mediawiki.org/wiki/Module:Callsigns
@demon @20after4 would you mind looking at it?
Any repo created after I mass-created them awhile back is likely to be missing. Individual tasks to import missing ones are...less than useful...as I prefer to do them in batches.