Answers for "how to push repo"

git push existing repo

cd existing_folder
git init
git remote add origin https://gitlab.com/abc.git
git add .
git commit -m "Initial commit"
git push -u origin master

git push repo

git remote add origin https://github.com/tqisjim/google-oauth.git
git push -u origin master

how to push a file to github

git remote add origin 'your_url_name'

git push -u origin master