Upstream changes shouldn't be automatically merged

    - git pull upstream $UPSTREAM_DEFAULT_BRANCH

    - git push origin $UPSTREAM_BRANCH

    - git push origin --tags

# checkout to latest tag commit to $TEMP_LATEST_TAG_BRANCH

    - git checkout $(git describe --tags --abbrev=0)

    - git checkout -b $TEMP_LATEST_TAG_BRANCH

# merge $LOCAL_BRANCH with $TEMP_LATEST_TAG_BRANCH & push

    - git checkout $LOCAL_BRANCH

    - git merge $TEMP_LATEST_TAG_BRANCH

    - git push origin $LOCAL_BRANCH

# remove unwanted local branch & remote

    - git branch -D $TEMP_LATEST_TAG_BRANCH

# remove upstream remote

    - git remote remove upstream

update-default-branch:

    UPSTREAM_BRANCH: upstream/master

    UPSTREAM_DEFAULT_BRANCH: main

    UPSTREAM_URL: https://github.com/k9mail/k-9.git

    TEMP_LATEST_TAG_BRANCH: latest_upstream_tag_branch