Quay Repository mirror throws x509: certificate signed by unknown authority error
Issue
Quay throws following error while performing repo mirroring
Mirror of 3.2.28-8 failure to repository rhel7/etcd Source 'docker://registry.redhat.io/rhel7/etcd:3.2.28-8' failed to sync
Getting image source signatures
time="2021-02-24T06:50:26Z" level=fatal msg="Error trying to reuse blob sha256:e20f387c7bf5a184eeef83f7e5626661f593ca05c788f377a01e2df62f613e44 at destination: error pinging docker registry quay.example.com: Get https://quay.example.com/v2/: x509: certificate signed by unknown authority"
Environment
- Redhat Quay 3.3.4
- Quay-operator 3.3.4
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