I have been using a private Gitlab instance to hold all my code. But since most of the staff that work with me now have a Github account, i would really like to get moving and m
GitLab has now an option to do this from the UI, go to the Settings->Repository of your repo:
https://gitlab.com/yourUserNameInGitLab/yourRepoName/settings/repository
Then find the option "Mirror a repository" and click on expand. What you want to do is choose the "Push" mirror direction and fill this URL:
https://yourUserNameInGitHub@github.com/yourUserNameInGitHub/yourRepoName.git