Allow to force execution of update script

templates/scripts/update/gitscript.jinja2

 #!/usr/bin/env bash
 
+force=0
+if [ "$1" = "--force" ]; then
+  force=1
+fi;
+
 echo '>> {{ apacheUser }}'
 date
 
 {% set path=[webRoot, drupal.src.git.target2|default(drupal.src.git.target)]|join('') %}
 cd {{ path }}
 
-echo '> check for changes'
-OUTPUT=$(git remote show origin)
-if [[ $OUTPUT == *"master pushes to master (up to date)"* ]]; then
-  echo "> unchanged, cancel"
-  exit
+if [ $force -eq 0 ]; then
+  echo '> check for changes'
+  OUTPUT=$(git remote show origin)
+  if [[ $OUTPUT == *"master pushes to master (up to date)"* ]]; then
+    echo "> unchanged, cancel"
+    exit
+  fi
 fi
 
 LOCKFILE={{ webRoot }}/.update.lock