disable_sha256 (https://blog.lwolf.org/post/how-to-deploy-multi-arch-kubernetes-cluster-using-kubespray/)

defaults_main.yaml

# roles/download/defaults/main.yaml
  kubeadm:
    enabled: "{{ kubeadm_enabled }}"
    file: true
    version: "{{ kubeadm_version }}"
    dest: "{{local_release_dir}}/kubeadm"
#    sha256: "{{ kubeadm_binary_checksum }}"
    url: "{{ kubeadm_download_url }}"
    unarchive: false
    owner: "root"
    mode: "0755"
    groups:
      - k8s-cluster