Rundeck Howto-cli-tool

How do I install these formulae?

brew install rundeck/howto-cli-tool/<formula>

Or brew tap rundeck/howto-cli-tool and then brew install <formula>.

Or, in a brew bundle Brewfile:

tap "rundeck/howto-cli-tool"
brew "<formula>"

Documentation

brew help, man brew or check Homebrew's documentation.