https://apple.stackexchange.com/questions/227884/inherit-time-machine-backup-after-changing-source-hard-drives
https://apple.stackexchange.com/questions/32841/how-can-i-use-an-existing-time-machine-backup-with-my-new-computer
https://acecilia.medium.com/mac-and-time-machine-inherit-a-backup-from-another-computer-dbad4d8aad79
Wenn Du weitersuchen willst, frag Google nach tmutil associatedisk oder tmutil inheritbackup