cli/args: --HEAD implies building from source
cli/args: --HEAD implies building from source

vitorgalvao/brew,Homebrew/brew,JCount/brew,sjackman/homebrew,vitorgalvao/brew,sjackman/homebrew,claui/brew,nandub/brew,MikeMcQuaid/brew,nandub/brew,MikeMcQuaid/brew,JCount/brew,Homebrew/brew,Homebrew/brew,EricFromCanada/brew,claui/brew,claui/brew,sjackman/homebrew,nandub/brew,Homebrew/brew,claui/brew,MikeMcQuaid/brew,JCount/brew,vitorgalvao/brew,EricFromCanada/brew,MikeMcQuaid/brew,vitorgalvao/brew,EricFromCanada/brew,sjackman/homebrew,EricFromCanada/brew,nandub/brew,JCount/brew