remove pull flag

.gitlab-ci.yml

@@ -48,7 +48,7 @@ build_image_debian:
     - export CONTAINER_NAME=$CI_REGISTRY_IMAGE:$CI_BUILD_REF_NAME
   script:
     - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY
-    - docker build --pull --build-arg="http_proxy=$PROXY" --build-arg="https_proxy=$PROXY" --build-arg=VERSION=${VERSION} -t $CONTAINER_NAME .
+    - docker build --build-arg="http_proxy=$PROXY" --build-arg="https_proxy=$PROXY" --build-arg=VERSION=${VERSION} -t $CONTAINER_NAME .
     - docker push $CONTAINER_NAME
     - if [ -n "${CI_BUILD_TAG}" ]; then docker tag $CONTAINER_NAME ${CI_REGISTRY_IMAGE}:${CI_BUILD_TAG}; docker push $CI_REGISTRY_IMAGE:${CI_BUILD_TAG}; fi
     - if [ -n "${CI_BUILD_TAG}" ]; then docker tag $CONTAINER_NAME ${CI_REGISTRY_IMAGE}:latest; docker push ${CI_REGISTRY_IMAGE}:latest; fi
@@ -65,7 +65,7 @@ build_image_alpine:
     - export CONTAINER_NAME=${CI_REGISTRY_IMAGE}:${CI_BUILD_REF_NAME}_alpine
   script:
     - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY
-    - docker build --pull --build-arg="http_proxy=$PROXY" --build-arg="https_proxy=$PROXY" --build-arg=VERSION=${VERSION} -t $CONTAINER_NAME  -f Dockerfile.alpine .
+    - docker build --build-arg="http_proxy=$PROXY" --build-arg="https_proxy=$PROXY" --build-arg=VERSION=${VERSION} -t $CONTAINER_NAME  -f Dockerfile.alpine .
     - docker push $CONTAINER_NAME
     - if [ -n "${CI_BUILD_TAG}" ]; then docker tag $CONTAINER_NAME ${CI_REGISTRY_IMAGE}:${CI_BUILD_TAG}_alpine; docker push $CI_REGISTRY_IMAGE:${CI_BUILD_TAG}; fi
     - if [ -n "${CI_BUILD_TAG}" ]; then docker tag $CONTAINER_NAME ${CI_REGISTRY_IMAGE}:alpine; docker push ${CI_REGISTRY_IMAGE}:alpine; fi