diff --git a/poll/poll.go b/poll/poll.go
index 5e1f30c..bec9008 100644
--- a/poll/poll.go
+++ b/poll/poll.go
@@ -80,6 +80,7 @@ func pollJob(ctx context.Context, pipeline database.Pipeline, pipelineConf confi
 			prevRef, ok := prevRefs[branch.Name().String()]
 			if ok {
 				if branch.Hash().String() != prevRef {
+					log.Debugf("Branch %v in repo %v (id: %v) has hash %v, which does not match the previously seen hash of %v", branch.Name().String(), pipeline.Name, pipeline.Id, branch.Hash().String(), prevRef)
 					log.Debugf("Queuing job for branch %v in repo %v (id: %v) with hash %v", branch.Name().String(), pipeline.Name, pipeline.Id, branch.Hash().String())
 					prevRefs[branch.Name().String()] = branch.Hash().String()
 					refsToRunFor = append(refsToRunFor, branch.Name().String())