Download installer and client with:
oc adm release extract --tools quay.io/openshift/okd:4.7.0-0.okd-2021-08-07-063045
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Unable to show full changelog: could not generate a changelog: error: Could not load commits for https://github.com/vrutkovs/installer: to commit c4b7808d57a10c95250ba4ecd7f92dbceb0ce280 does not exist error: Could not load commits for https://github.com/vrutkovs/machine-config-operator: from commit e17a3e0d3a221c63af5366000719c6261f31af0b does not exist
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