发布的包安装报错

1.执行

composer require hnndy/province-package-demo -vvv

错误：

[InvalidArgumentException]
  Could not find a version of package hnndy/province-package-demo matching your minimum-stability (dev). Require it with an explicit version constraint allowing its desired stability.

2.执行

composer require hnndy/province-package-demo:dev-master

错误：

[InvalidArgumentException]
  Could not find package hnndy/province-package-demo.

  Did you mean this?
      hnndy/province-package-demo

github代码已上传
Packagist也已经提交了
但就是composer require 不了