git-sync

gistfile1.txt

#!/bin/bash                                                                                                                                 
                                                                                                                                            
current_branch=`git rev-parse --abbrev-ref HEAD`                                                                                            
                                                                                                                                            
if [ "$1" != "" ] && [ "$current_branch" != "$1" ]; then                                                                                    
  # not syncing current branch                                                                                                              
  git fetch upstream && git push `whoami` upstream/$1:$1                                                                                    
else                                                                                                                                        
  git pull upstream $current_branch && git push -u `whoami` $current_branch                                                                 
fi