how to add existing heroku remote
git remote add heroku git@heroku.com:project.git
Source: stackoverflow.com
how to force push to heroku
git push --force heroku master
Source: stackoverflow.com
heroku git remote
heroku git:remote -a name-of-app
push heroku
$ git push heroku master
Source: devcenter.heroku.com
deploying to heroku from git
$ git push heroku master Initializing repository, done. updating 'refs/heads/master' ...
Source: devcenter.heroku.com
git push heroku master
git push heroku main