[Xiaomi 12X] tyrots:
after reboot to fastbootd it halts on < waiting for any device >

full powershell here:

./fastboot update --skip-reboot aospa-uvite-beta-psyche-20240210-image.zip
--------------------------------------------
Bootloader Version...:
Baseband Version.....:
Serial Number........: 4f83179d
--------------------------------------------
extracting android-info.txt (0 MB) to RAM...
Checking 'product' OKAY [ 0.016s]
Setting current slot to 'a' OKAY [ 0.000s]
archive does not contain 'fastboot-info.txt'
extracting boot.img (96 MB) to disk... took 0.674s
archive does not contain 'init_boot.img'
extracting dtbo.img (8 MB) to disk... took 0.031s
archive does not contain 'dt.img'
archive does not contain 'pvmfw.img'
archive does not contain 'recovery.img'
extracting vbmeta.img (0 MB) to disk... took 0.000s
extracting vbmeta_system.img (0 MB) to disk... took 0.000s
archive does not contain 'vbmeta_vendor.img'
extracting vendor_boot.img (96 MB) to disk... took 0.647s
archive does not contain 'vendor_kernel_boot.img'
archive does not contain 'boot_other.img'
extracting odm.img (0 MB) to disk... took 0.016s
archive does not contain 'odm_dlkm.img'
extracting product.img (1336 MB) to disk... took 28.629s
extracting system.img (613 MB) to disk... took 4.861s
archive does not contain 'system_dlkm.img'
extracting system_ext.img (309 MB) to disk... took 2.681s
archive does not contain 'system_other.img'
extracting vendor.img (863 MB) to disk... took 10.949s
archive does not contain 'vendor_dlkm.img'
archive does not contain 'vendor_other.img'
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting super_empty.img (0 MB) to RAM...
extracting boot.img (96 MB) to disk... took 0.627s
archive does not contain 'boot.sig'
extracting super_empty.img (0 MB) to RAM...
Sending 'boot_a' (196608 KB) OKAY [ 5.018s]
Writing 'boot_a' OKAY [ 0.251s]
extracting super_empty.img (0 MB) to RAM...
extracting dtbo.img (8 MB) to disk... took 0.031s
archive does not contain 'dtbo.sig'
extracting super_empty.img (0 MB) to RAM...
Sending 'dtbo' (32768 KB) OKAY [ 0.815s]
Writing 'dtbo' OKAY [ 0.051s]
extracting super_empty.img (0 MB) to RAM...
extracting vbmeta.img (0 MB) to disk... took 0.016s
archive does not contain 'vbmeta.sig'
extracting super_empty.img (0 MB) to RAM...
Sending 'vbmeta' (8 KB) OKAY [ 0.000s]
Writing 'vbmeta' OKAY [ 0.000s]
extracting super_empty.img (0 MB) to RAM...
extracting vbmeta_system.img (0 MB) to disk... took 0.010s
archive does not contain 'vbmeta_system.sig'
extracting super_empty.img (0 MB) to RAM...
Sending 'vbmeta_system' (4 KB) OKAY [ 0.000s]
Writing 'vbmeta_system' OKAY [ 0.000s]
extracting super_empty.img (0 MB) to RAM...
extracting vendor_boot.img (96 MB) to disk... took 0.690s
archive does not contain 'vendor_boot.sig'
extracting super_empty.img (0 MB) to RAM...
Sending 'vendor_boot' (98304 KB) OKAY [ 2.384s]
Writing 'vendor_boot' OKAY [ 0.142s]
extracting super_empty.img (0 MB) to disk... took 0.016s
Rebooting into fastboot OKAY [ 0.016s]
< waiting for any device >