create a new repository on the command line. push an existing repository from the command line. import code from another repository You can initialize this repository with code from a Subversion, Mercurial, or TFS project.

create a new repository on the command line

git init
git add README.md
git commit -m "first commit"
git branch -M main
git remote add origin https://github.com/willxwu/xxx.git
git push -u origin main

push an existing repository from the command line

git remote add origin https://github.com/xxx/xxx.git/
git branch -M main
git push -u origin main

import code from another repository

You can initialize this repository with code from a Subversion, Mercurial, or TFS project.