Mirror git repos via pull. Grabs all commits, tags, branches, etc and only grabs changes once the initial pull-down is complete.

git-repo-mirror.sh

#!/bin/bash
REPO_BASE_URL='ssh://git@repo.example.com:1234/some-project-space'
REPOS='foo bar baz quux'

echo -e "\e[1;95;102mStarted at $(date) \e[0m"
BASEDIR="${PWD}"

for repo in $REPOS; do
  dirname="${repo}.git"
  echo -e "Now processing \e[1;95m${dirname}\e[0m"
  cd ${BASEDIR}
	if [[ -d "${dirname}" ]]; then
	  echo -e "\e[1;32mFound existing git repo\e[0m"
	  cd "${dirname}"
    git remote --verbose update --prune
    retval=$?
	else
	  echo -e "\e[1;36mNo existing git repo; will clone.\e[0m"
	  url="${REPO_BASE_URL}/${dirname}"
	  mkdir "${dirname}"
	  cd "${dirname}"
	  git clone --mirror "${url}" .
    retval=$?
	fi
  [[ $retval > 0 ]] && echo -e "\e[1;41;97mError processing ${dirname}\e[0m"
done