Honor DISABLE_CACHE in packaging-data-fetch-sources-upstream

Signed-off-by: Emanuele Aina <emanuele.aina@collabora.com>

.gitlab-ci.yml

@@ -167,12 +167,12 @@ packaging-data-fetch-sources-upstream:
     - CACHE_ARGS=""
     - ARTIFACT_URL=${ARTIFACT_URL:-$CI_API_V4_URL/projects/$CI_PROJECT_ID/jobs/artifacts/$CI_DEFAULT_BRANCH/raw/packaging-cache.yaml?job=pages}
     - |
-      if [ "$ARTIFACT_URL" != none ] && [ "$FILTER_ON_CACHE" == "yes" ]
+      if [ "$ARTIFACT_URL" != none ] && [ "$DISABLE_CACHE" == "no" ] && [ "$FILTER_ON_CACHE" == "yes" ]
       then
         wget --header "JOB-TOKEN: $CI_JOB_TOKEN" "$ARTIFACT_URL" -O cache.yaml
       fi
     - |
-      if [ -e cache.yaml ] && [ "$FILTER_ON_CACHE" == "yes" ]
+      if [ -e cache.yaml ] && [ "$DISABLE_CACHE" == "no" ] && [ "$FILTER_ON_CACHE" == "yes" ]
       then
         echo Load cacheable data from cache.yaml
         CACHE_ARGS="--cache cache.yaml"