update ci to be able to access private repository

.gitlab-ci.yml

@@ -1,5 +1,3 @@
-variables:
-  GIT_SUBMODULE_STRATEGY: recursive
 include:
   - project: 'templates/hugo-obsidian'
     file: '/action.yml'
@@ -10,6 +8,7 @@ include:
       root: "."
   - local: "/.gitlab/hugo.template.yml"
 stages:
+  - clone
   - index
   - setup-hugo
   - deploy
@@ -17,3 +16,9 @@ deploy:
   stage: deploy
   script:
     - cp -r ${CI_PROJECT_DIR}/* ${DEPLOY_PATH}
+clone:
+  script:
+    - cd ${CI_PROJECT_DIR}
+    - sed -iE -e "s,(https://)(git.tablet.sh),\1pat:\${PAT}@\2," .gitmodules
+    - git submodule sync
+    - git submodule update --init --recursive