"... because it is no longer open source, as a result, it seems all formulae that depend on macFUSE are being disabled." You can still install sshfs via the homebrew-fuse tap:
brew install gromgit/fuse/sshfs
https://discussions.apple.com/thread/8229455
Install CMake to /Applications and link dirs into /usr/local/opt/cmake . No really it seems to work!