One line is better than four

git-branch-up

#!/bin/bash
set -e
usage()
{
    echo "usage: `basename ${0}` [-h]
This script creates a new branch and sets upstream to origin.  Specify the branch name as the first and only argument.
" >&2
exit $1
}
git branch $1
git checkout $1
git push origin refs/heads/$1
git branch --set-upstream $1 origin/$1