This would be version 3.7.2 LTS at the moment...
Created attachment 529786 [details]
cfengine 3.10.4 ebuild
Created attachment 529788 [details]
cfengine masterfiles 3.10.4
All versions in the tree are EOL. Versions 3.7 and 3.10 are LTS at the moment.
Would be nice if we could get one of them in the portage tree...