diff --git a/update_psa_impl b/update_psa_impl
index f0047ad..d937a77 100755
--- a/update_psa_impl
+++ b/update_psa_impl
@@ -41,13 +41,16 @@ update_psa() {
 
     log_debug "$func:${LINENO}: fetch/merge updates..."
    
-    # Fetch new updates (using git)
-    if ! fetch_customer_updates; then
-        log_error "$func:${LINENO}: fetch no data for $customer_id"\
-            "-> no files to update -> no psa update"
-        update_psa_false_alarm \
-            "update request, but no change in $CUSTOMER_REPOSITORY_PATH"
-        # TODO
+    # Fetch new updates (using git). but only when repository has already been
+    # cloned.
+    if [ $GIT_CLONE_EXECUTED -eq 0 ]; then
+        if ! fetch_customer_updates; then
+            log_error "$func:${LINENO}: fetch no data for $customer_id"\
+                "-> no files to update -> no psa update"
+            update_psa_false_alarm \
+                "update request, but no change in $CUSTOMER_REPOSITORY_PATH"
+            # TODO
+        fi
     fi
             
     update_psa_pull_customer_repository # message to ISMAS