Describes the cause and action for error messages.
Error Message(English):
api reference does not exist
GitHub API v3 | GitHub Developer Guide
https://developer.github.com/v3/
Repositories
https://developer.github.com/v3/repos/
Git Refs
https://developer.github.com/v3/git/refs/
Users
https://developer.github.com/v3/users/
Troubleshooting
https://developer.github.com/v3/troubleshooting/
Troubleshooting | GitHub Developer Guide
https://developer.github.com/v3/troubleshooting/
Issues | GitHub Developer Guide
https://developer.github.com/v3/issues/
github api v3 update reference returns a 422 "Object does not ...
https://stackoverflow.com/questions/33782447/github-api-v3-update-reference-returns-a-422-object-doe・・・
Github API - create branch?
https://stackoverflow.com/questions/9506181/github-api-create-branch