How to access heroku git over https behind firewalls restricting ssh

git https ssh heroku

You can push to heroku git only through ssh.

Update(per @ryanbrainard comment): HTTP Git is now GA https://blog.heroku.com/archives/2014/12/5/http_git_now_generally_available

git https ssh heroku

This plugin for heroku toolbelt allows you to push over https:

https://github.com/ddollar/heroku-push

git https ssh heroku

Heroku now supports GIT over HTTP (this is a beta feature). Check https://devcenter.heroku.com/articles/http-git. https://git.heroku.com/{app-name}.git will be the URL for your repo.