Note that the 13s instead of configured 30s timeout are probably and unrelated bug.
Verified on 4.7.0-0.nightly-2020-12-09-112139
Has launched several disconnect and private clusters and didn't see such issues again. clusters are installed successfully.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory (Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement update), and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.