With machine executor restore_cache doesn't work well

Restore cache takes 11min
https://app.circleci.com/pipelines/github/ruby/ruby-docker-images/1031/workflows/031446ff-2b89-4a5f-bf83-1218f96675b0/jobs/3207
https://discuss.circleci.com/t/unable-to-restore-cache-saved-in-docker-to-machine-type-job/24209

Author: nurse

.circleci/config.yml

@@ -38,9 +38,6 @@ commands:
   checkout_ruby_master:
     description: "Checkout Ruby master"
     steps:
-      - restore_cache:
-          keys:
-            - ruby-master
       - run:
           command: |
             if test -f tmp/ruby/configure.ac; then
@@ -50,10 +47,6 @@ commands:
               mkdir -p tmp
               git clone https://github.com/ruby/ruby.git tmp/ruby
             fi
-      - save_cache:
-          key: ruby-master
-          paths:
-            - tmp/ruby
   build_image:
     description: "Build Docker image"
     parameters: