Migrate from Bitbucket to GitHub
Check out the existing repository from Bitbucket
git clone https://[email protected]/USER/PROJECT.git
Add the new Github repository as upstream remote of the repository checked out from Bitbucket
cd PROJECT git remote add upstream https://github.com:USER/PROJECT.git
Push all branches
git push upstream master git push --tags upstream
References
https://medium.com/@RobertKhou/how-to-migrate-from-bitbucket-to-github-75c87a892767