function write_patch_file() {
    if [ -z "${ARTIFACTS}" ]; then
      return 0
    fi

    PATCH_NAME="check-clean-repo-diff.patch"
    PATCH_OUT="${ARTIFACTS}/${PATCH_NAME}"
    git diff > "${PATCH_OUT}"

    [ -n "${JOB_NAME}" ] && [ -n "${BUILD_ID}" ]
    IN_PROW="$?"

    # Don't persist large diffs (30M+) on CI
    LARGE_FILE="$(find "${ARTIFACTS}" -name "${PATCH_NAME}" -type 'f' -size +30M)"