This script has been moved to github and is now maintained by bill-auger in order to have a proper issue tracker - all further development and communications will take place there. Thank you for your stars and comments here!
https://github.com/bill-auger/git-branch-status/
this script is also now icluded in jwiegley's git-scripts collection but please direct comments, bug reports, and feature requests to the upstream issue tracker
try to run
git remote update
prior to running the script, this will sync your local repo to the remote one