With Brew you get the latest version of thrift installed. If you want to install a specific version, look for the correct formula in the history of the thrift script.

To install thrift 0.9.3, execute the following:

brew unlink thrift
brew install https://raw.githubusercontent.com/Homebrew/homebrew-core/9d524e4850651cfedd64bc0740f1379b533f607d/Formula/thrift.rb