Update git repository's origin

git-update-origin.sh

#!/bin/bash
origBranch=$(git rev-parse --abbrev-ref HEAD)
upstreamBranch="$origBranch"

E_BADARGS=65
if [ $# -ne 2 -o $# -ne 1 ]; then
        echo "Usage: $0 {new_origin} [{upstreamBranch}]"
        exit $E_BADARGS
elif [ "x$2" != "x" ]; then
        upstreamBranch="$2"
fi


git remote rename origin old
git remote add origin $1
git remote -v
# test and make sure the DreamHost origin works properly for fetch and push
git remote rm old
git branch --set-upstream-to=origin/"$upstreamBranch" "$origBranch"
git commit -am "Updated origin to $1"
git pull -u