Message 'src refspec master does not match any' when pushing commits in Git

Question

I clone my repository with:

git clone ssh://xxxxx/xx.git 

But after I change some files and add and commit them,

Answer 1

To check the current status, git status.

And follow these steps as well:

git init
git add .
git commit -m "message"
git remote add origin "github.com/your_repo.git"
git push -u origin master