/* create a new repository on the command line */
echo "# aaaaaa" >> README.md
git init
git add README.md
git commit -m "first commit"
git branch -M main
git remote add origin https://github.com/xxx/aaaaaa.git
git push -u origin main
/* push an existing repository from the command line */
git remote add origin https://github.com/xxx/aaaaaa.git
git branch -M main
git push -u origin main
原文:https://www.cnblogs.com/xusijie/p/15307298.html