Generates a set of credentials consisting of a user name and passwordthat can be used to access the service specified in the request.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/iam/create-service-specific-credential.html
| aws iam create-service-specific-credential --user-name [username] --service-name codecommit.amazonaws.com |
| May 2017 : http://www.aaronmedacco.com/blog/2017/05/default |