Convert GitHub repo URLs from HTTPS to SSH

repo2ssh.sh

#!/bin/bash

# Call it with directories to recursively change GitHub URLs found in .git/config and .gitmodules
# Usage:
#   sh repo2ssh.sh <directory> [<directory> ...]

for f in "$@"
do
    find "$f" \( -path '*/.git/config' -o -path '*/.gitmodules' \) \
    -type f -print0 | xargs -0 -t \
    sed -i '' 's,url = https://github\.com/,url = git@github.com:,g'
done