The official NTP (Network Time Protocol) daemon to synchronize the system clock to remote time servers or local reference clocks.
More information: https://manned.org/ntpd.
Start the daemon:
sudo ntpd
Synchronize system time with remote servers a single time (quit after synchronizing):
sudo ntpd --quit
Synchronize a single time allowing “Big” adjustments:
sudo ntpd --panicgate --quit
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