Gitlab::GitAccess::ProjectCreationError: Could not create project: Path has already been taken

https://sentry.gitlab.net/gitlab/gitlabcom/issues/1049724/

Gitlab::GitAccess::ProjectCreationError: Could not create project: Path has already been taken
  gitlab/git_access.rb:226:in `ensure_project_on_push!'
    raise ProjectCreationError, "Could not create project: #{project.errors.full_messages.join(', ')}"
  gitlab/metrics/instrumentation.rb:161:in `block in ensure_project_on_push!'
    .measure { super }
  gitlab/metrics/method_call.rb:36:in `measure'
    retval = yield
  gitlab/metrics/instrumentation.rb:161:in `ensure_project_on_push!'
    .measure { super }
  gitlab/git_access.rb:75:in `check'
    ensure_project_on_push!(cmd, changes)
...
(133 additional frame(s) were not displayed)

Gitlab::GitAccess::ProjectCreationError: Could not create project: Path has already been taken