More on that post-integration trigger. Without the direct clone I noticed that the directory has a partially cloned repository in it. Seems to have either given up part way through the clone or was shutoff by GitHub partially through.
Here's the source control log:
Jun 24 23:41:34 [26422] : Will attempt to update checkout cache for bot
Jun 24 23:41:34 [26422] : Xcode Source Control Blueprint was valid.
Jun 24 23:41:34 [26422] : About to update/checkout:
https://github.com/endresjd/NewListFeatures (null) into (null)
Jun 24 23:41:34 [26422] : Could not load cached workspace: Error Domain=XCSIntegrationService Code=2 "The repositories have changed since the last integration. Falling back to a clean checkout." UserInfo={NSLocalizedDescription=The repositories have changed since the last integration. Falling back to a clean checkout.}
Jun 24 23:41:34 [26422] : An error occurred updating existing checkout: Error Domain=XCSIntegrationService Code=2 "The repositories have changed since the last integration. Falling back to a clean checkout." UserInfo={NSLocalizedDescription=The repositories have changed since the last integration. Falling back to a clean checkout.}
Jun 24 23:41:35 [26422] : 10.00% Compressing objects: 100% done
Jun 24 23:41:35 [26422] : Error occurred loading revisioned blueprint from workspace: Error Domain=com.apple.dt.SourceControlErrorDomain Code=-300 "The remote repository could not be accessed." UserInfo={com.apple.dt.sourcecontrol.UnderlyingErrorString=, NSLocalizedDescription=The remote repository could not be accessed., NSLocalizedRecoverySuggestion=Make sure a valid repository exists at the specified location and that the correct credentials have been supplied.}