[jemeshsu]

One solution is to add version to url. Some examples from Google API for Golang (http://code.google.com/p/google-api-go-client/): code.google.com/p/google-api-go-client/tasks/v1 code.google.com/p/google-api-go-client/books/v1

[technomancy]

This is absolutely the only right way to do this. It's very unsettling that locking to a specific revision isn't considered the default.

Depending on git master is cowboy coding at its most cavalier; build systems should prize repeatability above all else.