migrates one repo with all its branches and tags from bitbucket to github

bitbucket2github.sh

#!/usr/bin/env bash
set -e
if [ "$1" = "" ]
then
  echo "Usage: $0 REPO"
  exit
fi

BBORG=my-bitbucket-org
GHORG=my-github-org
REPO=$1

echo "Migrating $BBORG/$REPO -> $GHORG/$REPO ..."

gh repo create $GHORG/$REPO > /dev/null
git clone --mirror git@bitbucket.org:$BBORG/$REPO.git
cd $REPO.git
git remote add new git@github.com:$GHORG/$REPO.git
git push --mirror new
cd ..
rm -Rf $REPO.git