Incorrect content is displayed when a file view is requested at an ambiguous ref
- Create a tag that has the same name as a branch e.g. `git tag master`
- Make a change to a file that already exists on master
- Push the change to Bitbucket
- View the file in Bitbucket source view
View the file content on the branch that was requested
The file content at tag that has the same name as the branch.
Delete ambiguous refs.