An upgraded rpi-eeprom-git 20210112-1 package has been pushed to the unstable branch when the mirrors sync for those who like to live on the edge. The beta firmware folder was updated to a new image yesterday:
[ray@pi4 ~]$ sudo rpi-eeprom-update -r
Removing temporary files from previous EEPROM update
[ray@pi4 ~]$
[ray@pi4 ~]$ sudo rpi-eeprom-update
BCM2711 detected
VL805 firmware in bootloader EEPROM
BOOTLOADER: up-to-date
CURRENT: Mon Jan 11 03:44:33 PM UTC 2021 (1610379873)
LATEST: Mon Jan 11 03:44:33 PM UTC 2021 (1610379873)
FW DIR: /lib/firmware/raspberrypi/bootloader/beta
VL805: up-to-date
CURRENT: 000138a1
LATEST: 000138a1