ci: use merged result commit in build_docker job

also change to shanghai runners

.gitlab/ci/build.yml

@@ -245,17 +245,11 @@ build_docker:
   stage: host_test
   needs: []
   image: espressif/docker-builder:1
-  tags:
-    - build_docker_amd64_brno
+  tags: [shiny, dind]
   variables:
     DOCKER_TMP_IMAGE_NAME: "idf_tmp_image"
   script:
-    - export LOCAL_CI_REPOSITORY_URL=$CI_REPOSITORY_URL
-    - if [ -n "$LOCAL_GITLAB_HTTPS_HOST" ]; then export LOCAL_CI_REPOSITORY_URL="https://gitlab-ci-token:${CI_JOB_TOKEN}@${LOCAL_GITLAB_HTTPS_HOST}/${CI_PROJECT_PATH}"; fi
-    - if [ -n "$LOCAL_GIT_MIRROR" ]; then export LOCAL_CI_REPOSITORY_URL="${LOCAL_GIT_MIRROR}/${CI_PROJECT_PATH}"; fi
-    - echo "Using repository at $LOCAL_CI_REPOSITORY_URL"
-    - export DOCKER_BUILD_ARGS="--build-arg IDF_CLONE_URL=${LOCAL_CI_REPOSITORY_URL} --build-arg IDF_CLONE_BRANCH_OR_TAG=${CI_COMMIT_REF_NAME} --build-arg IDF_CHECKOUT_REF=${CI_COMMIT_TAG:-$PIPELINE_COMMIT_SHA}"
-    # Build
+    - export DOCKER_BUILD_ARGS="--build-arg IDF_CLONE_URL=${CI_REPOSITORY_URL} --build-arg IDF_CLONE_BRANCH_OR_TAG=${CI_COMMIT_REF_NAME} --build-arg IDF_CHECKOUT_REF=${CI_COMMIT_TAG:-$CI_COMMIT_SHA} --build-arg IDF_CLONE_SHALLOW=1 --build-arg IDF_GITHUB_ASSETS=${INTERNAL_GITHUB_ASSETS}"
     - docker build --tag ${DOCKER_TMP_IMAGE_NAME} ${DOCKER_BUILD_ARGS} tools/docker/
     # We can't mount $PWD/examples/get-started/blink into the container, see https://gitlab.com/gitlab-org/gitlab-ce/issues/41227.
     # The workaround mentioned there works, but leaves around directories which need to be cleaned up manually.