ssh: Could not resolve hostname origin: Name or
service not known
fatal: Could not read from remote repository.
Please make sure you have the correct access rights
and the repository exists.
剛開始 一直以為是 沒連上遠程倉庫的問題，鼓搗了一上午，
發現 是因為 我命令敲的
git push origin: 遠程分支名
正確應該是：
git push origin dev:data-dev
