in the foretello umbrella, we have lots and lots of github repos.
i wrote a script that'll fetch all upstream repos and then tell you which ones need to be updated.
speeds me up in making sure all my repos are up-to-date. i thought it might help some other folks too 
https://github.com/komidore64/dotfiles/blob/master/bin/fetch-all-git-repos
路路路
-- Adam Price Software Engineer Red Hat Inc., Raleighadprice at redhat dot com