echo "# a" >> README.md
git init
git add README.md
git commit -m "first commit"
git remote add origin git@github.com:wys1990/a.git
git push -u origin master
git remote add origin git@github.com:wys1990/a.git
git push -u origin master
原文：http://www.cnblogs.com/php-linux/p/5407837.html