rke-tools:v0.1.100 rke-etcd-backup Exec format error

[JamesJiangL]

RKE version: v1.4.22

Docker version: 20.10.5

Operating system and kernel: 4.14.0-115.el7a.0.1.aarch64

Type/provider of hosts: Bare-metal

[github-actions]

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