git command has been familiar, remember the forgotten, where you make a record of it.
Usually to be useful, there are problems encountered and solutions, will record each, to be shared.
After you've created a 1.github warehouse, set the wrong source, delete the original source command:
git remoter remove origin
2. Local warehouse associated with the remote warehouse, first set the source:
git remote add origin https://github.com/xxx/xxx.git
And then submit the code: git the Push -u Origin Master