[SKIP CI] Don't clone on cron triggers

.woodpecker/test.yml

@@ -3,6 +3,15 @@ matrix:
     - MOLECULE_DISTRO: centos7
     - MOLECULE_DISTRO: almalinux8
 
+clone:
+  git:
+    image: woodpeckerci/plugin-git
+    settings:
+      recursive: true
+      submodule_update_remote: true
+when:
+  event: [ push, manual ]
+
 steps:
   test:
     name: Test on ${MOLECULE_DISTRO}