try

roles/cael.git/defaults/main.yml

@@ -0,0 +1,8 @@
+---
+# task variables
+git_directories:
+  - /root/certbot
+  - /opt/lynis
+  - /opt/neofetch
+  - /opt/ok-bash
+  - /opt/testssl.shs

roles/cael.git/tasks/main.yml

@@ -0,0 +1,19 @@
+---
+
+- name: ensure git
+  package:
+    name: git
+    state: present
+
+#- name: register directorys in defaults/main.yml
+#  find:
+#    paths: "{{ git_directories }}"
+#    file_type: directory
+#  register: found_directories
+
+- name: pull latest changes
+  shell: git pull
+  args:
+    chdir: "{{ item.path }}"
+    executable: /bin/bash
+  with_items: "{{ git_directories.files }}"