This repo contains a Homebrew tap with the following forumlae:
curl-opensslonly- A fork of the curl formula without secure-transport to allow pycurl versions prior to 7.43.0.6 to work (celery[sqs] requires 7.43.0.5)
brew install junohq/tap/<formula>
Or brew tap junohq/tap and then brew install <formula>.
brew help, man brew or check Homebrew's documentation.