Clone all Github repos in an org

clone-all.go

package main

import (
	"fmt"
	"os"
	"os/exec"
	"strings"

	"github.com/google/go-github/github"
)

func main() {
	if len(os.Args) < 2 {
		fmt.Println("You have to pass an organization name")
	}

	client := github.NewClient(nil)
	opt := &github.RepositoryListByOrgOptions{
		ListOptions: github.ListOptions{PerPage: 10},
	}
	// get all pages of results
	var allRepos []*github.Repository
	for {
		repos, resp, _ := client.Repositories.ListByOrg(os.Args[1], opt)
		allRepos = append(allRepos, repos...)
		if resp.NextPage == 0 {
			break
		}
		opt.ListOptions.Page = resp.NextPage
	}
	for _, repo := range allRepos {
		if len(os.Args) > 2 {
			if !strings.HasPrefix(*repo.Name, os.Args[2]) {
				continue
			}
		}
		exec.Command("git", "clone", "--recursive", *repo.SSHURL).Run()
		exec.Command("mr", "register", *repo.Name).Run()
	}
}