app/views/configuration_error/_invalid_repo.html.erb
<div class="form-horizontal callout callout-banner">
<div class="controls">
<h3>Invalid Repo Location</h3>
<p>Sorry! We can't find your project at <code><%= @project.repo.location %></code>. Maybe the system is down...</p>
<p><%= link_to "My bad. Let me enter a different one.", edit_project_path(@project, anchor: "version_control") %></p>
</div>
</div>