Removes duplicated error handling

Signed-off-by: Paulo Gomes <paulo.gomes@weave.works>

controllers/gitrepository_controller.go

@@ -442,7 +442,7 @@ func (r *GitRepositoryReconciler) reconcileSource(ctx context.Context,
 		conditions.Delete(obj, sourcev1.SourceVerifiedCondition)
 	}
 
-	var data map[string][]byte
+	var authData map[string][]byte
 	if obj.Spec.SecretRef != nil {
 		// Attempt to retrieve secret
 		name := types.NamespacedName{
@@ -459,7 +459,7 @@ func (r *GitRepositoryReconciler) reconcileSource(ctx context.Context,
 			// Return error as the world as observed may change
 			return sreconcile.ResultEmpty, e
 		}
-		data = secret.Data
+		authData = secret.Data
 	}
 
 	u, err := url.Parse(obj.Spec.URL)
@@ -473,8 +473,7 @@ func (r *GitRepositoryReconciler) reconcileSource(ctx context.Context,
 	}
 
 	// Configure authentication strategy to access the source
-	authOpts, err := git.NewAuthOptions(*u, data)
-
+	authOpts, err := git.NewAuthOptions(*u, authData)
 	if err != nil {
 		e := serror.NewGeneric(
 			fmt.Errorf("failed to configure authentication options: %w", err),
@@ -483,15 +482,6 @@ func (r *GitRepositoryReconciler) reconcileSource(ctx context.Context,
 		conditions.MarkTrue(obj, sourcev1.FetchFailedCondition, e.Reason, e.Err.Error())
 		return sreconcile.ResultEmpty, e
 	}
-	if err != nil {
-		e := serror.NewGeneric(
-			fmt.Errorf("failed to configure auth strategy for Git implementation '%s': %w", obj.Spec.GitImplementation, err),
-			sourcev1.AuthenticationFailedReason,
-		)
-		conditions.MarkTrue(obj, sourcev1.FetchFailedCondition, e.Reason, e.Err.Error())
-		// Return error as the contents of the secret may change
-		return sreconcile.ResultEmpty, e
-	}
 
 	// Fetch the included artifact metadata.
 	artifacts, err := r.fetchIncludes(ctx, obj)