Download the installer for your operating system or run
oc adm release extract --tools quay.io/openshift-release-dev/ocp-release:4.7.18-x86_64
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Unable to show full changelog: could not generate a changelog: error: unable to parse image quay.io/openshift-release-dev/ocp-release:4.7.18-x86_64: cannot retrieve image configuration for manifest sha256:afcb309425d45a240de2df8e376f9632e6144052177fd62a0347934657b3573f: received unexpected HTTP status: 500 Internal Server Error
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