Clone/update all repositories in an organization you have access to.

github-org-up

#!/bin/bash
# Clone/pull every repo you have access to in a github org into a directory.
# Source: https://gist.github.com/drichardson/4f1e831e0feece632ef4cb179955864c

set -euo pipefail

# Max repos to checkout.
LIMIT=500

usage() {
	cat <<-EOF
	Clone/update all repositories in a GitHub org that you have access to.

	Clones at most $LIMIT repos.

	Only source repos (not forks) are cloned.

	Usage:
	    github-org-up <github_org> <destination>
	    <github_org> is the GitHub organization to use
	    <destination> is the directory where all repos will be cloned into.

	Example:
	    github-org-up .
	EOF
}

if [[ $# -eq 0 ]]; then
	echo Missing github_org.
	usage
	exit 1
fi
ORG=$1
shift

if [[ $# -eq 0 ]]; then
	echo Missing desination directory.
	usage
	exit 1
fi
DEST=$1
shift

cd "$DEST"

if ! hash git; then
	cat <<-EOF
	git not installed. Install and try again.
	EOF
fi

if ! hash gh; then
	cat <<-EOF
	GitHub cli (gh) not installed. Install and try again.
	If you're using Homebrew, run:
	    brew install gh
	Otherwise, download here:
	    https://cli.github.com/
	EOF
	exit 1
fi

echo Checking GitHub authorization...

if ! gh auth status; then
	# Login instructions already printed.
	exit 1
fi

echo Cloning/Updating $ORG Repositories

for repo in $(gh repo list $ORG --limit $LIMIT --no-archived --source --json sshUrl -q .[].sshUrl); do
	echo Cloning $repo
	base=$(basename $repo)
	clone_dir=${base%.*}

	if [[ -d $clone_dir ]]; then
		echo Existing repo found. Pulling into $clone_dir.
		git -C $clone_dir pull --ff-only &
	else
		echo New repo found. Cloning $repo into $clone_dir.
		git clone --progress $repo &
	fi
done

wait

echo OK