Find suitable git clone for repositories

resolve_repos.rb

#!/usr/bin/env ruby

# Find suitable git clone for repositories
# Usage: ruby resolve_repos.rb | sh -x

dirs = Dir.glob("*")

dirs.each do |dir|
  next unless File.directory?(dir)
  git_remote = `cd #{dir}; git remote -v 2>&1 | egrep '\\(fetch\\)$|^fatal'`
  next if /^fatal/ =~ git_remote

  remotes = {}
  git_remote.split(/\n/).each do |line|
    name, url, = line.split
    remotes[name] = url
  end

  if remotes['origin']
    mirror = /\.git$/ =~ dir ? "--mirror" : ""
    puts "git clone #{mirror} #{remotes['origin']} #{dir}"
  end

  remotes.each do |k, v|
    next if k == 'origin'
    puts "(cd #{dir}; git remote add #{k} #{v})"
  end
end