https://blog.toright.com/posts/4096/git-hook-%e6%95%b4%e5%90%88-redmine-api-%e8%87%aa%e5%8b%95%e6%8f%90%e4%ba%a4%e7%89%88%e6%9c%ac%e8%ae%8a%e6%9b%b4%e8%a8%98%e9%8c%84%e8%87%b3-issue