Not able to install RKE2 version 1.22

[cloudcafetech]

curl -sfL https://get.rke2.io | INSTALL_RKE2_CHANNEL=v1.22 sh -
[INFO]  using stable RPM repositories
[INFO]  using 1.22 series from channel stable
Rancher RKE2 Common (v1.22)                                                                13 kB/s | 2.9 kB     00:00
Rancher RKE2 1.22 (v1.22)                                                                 872  B/s | 387  B     00:00
Errors during downloading metadata for repository 'rancher-rke2-1.22-stable':
  - Status code: 404 for https://rpm.rancher.io/rke2/stable/1.22/centos/8/x86_64/repodata/repomd.xml (IP: 104.21.2.160)
Error: Failed to download metadata for repo 'rancher-rke2-1.22-stable': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried

[brandond]

1.22 is only available in the testing channel, as we've not yet put out any releases that have moved past Release Candidate status.