Transfer repo from Bitbucket to Github

Update remote repo

// Reference: http://www.blackdogfoundry.com/blog/moving-repository-from-bitbucket-to-github/
// See also: http://www.paulund.co.uk/change-url-of-git-repository

$ cd $HOME/Code/repo-directory
$ git remote rename origin bitbucket
$ git remote add origin https://github.com/user/awesome-new-repo.git
$ git branch --set-upstream-to=origin/master master
$ git push origin master
$ git pull origin master --allow-unrelated-histories

$ git remote rm bitbucket