Backup Git repos from GitLab/GitHab/Bitbucket.

mirror.sh

#!/bin/bash

# Should work with GitLab/GitHub/Bitbucket

username="your-username"
host="your-host.com" # eg: github.com
clone_dir="`pwd`/repos"
repos=(
"repo-abc"
"repo-def"
)

[ -d "${clone_dir}" ] || mkdir "${clone_dir}"

for repo in "${repos[@]}"; do
    url="git@${host}:${username}/${repo}.git"
    repo_dir=${clone_dir}/${repo}

    if [[ ! -d "${repo_dir}" ]]; then
        echo "${repo}"

        mkdir "${repo_dir}"
        git clone "${url}" "${repo_dir}"

        cd ${repo_dir}
        git pull --all
        # Make local branches track remote branches
        for branch in `git branch -a | grep remotes | grep -v HEAD | grep -v master`; do
            git branch --track ${branch##*/} $branch
        done
        cd - 2>&1 /dev/null
    else
        echo "Pulling ${repo}"

        cd "${repo_dir}" && git pull --all
        for branch in `git branch -a | grep remotes | grep -v HEAD | grep -v master`; do
            branch_name=${branch##*/}
            if ! git branch | grep --quiet ${branch_name}; then
                git branch --track ${branch_name} $branch
            fi
        done
        cd - 2>&1 /dev/null
    fi

    echo "----------"
    echo
done