remote: Write access to repository not granted. fatal: unable to access '': The requested URL returned error: 403

remote: Write access to repository not granted.
fatal: unable to access 'https://github.com/xxx.git/': The requested URL returned error: 403

git push했을 때 권한 문제가 발생했다.

1. token 발급 후 remote url 지정하기
   

git remote set-url origin https://ghp_xxx@github.com/id/repo_name.git

2. github repository setting 접근 가능한 개발자에게 권한 요청하기