Update the URLs for a given remote name in all git repos under the PWD

updateRemotes.sh

#!/bin/bash

if [[ $# -ne 3 ]]; then
  echo "Finds and replaces patterns in remote URLs for all git repos under the PWD"
  echo "  Usage:"
  echo "    $0 remote_name old_pattern new_pattern"
  echo "  Example:"
  echo "    $0 origin myoldorg myneworg"
  echo "  Would find git repos under the PWD with 'myoldorg' in their URLs for"
  echo "  their origin remotes, and replace 'myoldorg' with 'myneworg' in each URL"
  exit 1
fi

remote="$1"
oldpat="$2"
newpat="$3"

for repo in $(find . -type d -name "*.git"); do
  oldurl=$(git --git-dir "$repo" remote get-url "$remote");
  echo "Found   [$repo] with [$remote] url [$oldurl]"
  if grep -q "$oldpat" <<<$oldurl; then
    newurl=$(sed -e "s/$oldpat/$newpat/g" <<<$oldurl)
    echo "Setting [$repo]  to  [$remote] url [$newurl]"
    git --git-dir "$repo" remote set-url "$remote" "$newurl"
  else
    echo "Repo    [$repo] doesn't match [$oldpat], moving along..."
  fi
done