What's a good image to use now? [tutorial help as well]

[wdt]

and I tried again, with ....-new , and got same result
a git clone to a mrfixit sd
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>>>> Mounting target filesystem

+ '[' -z '' ']'
+ mkdir -p /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage
+ sudo mount /dev/sda6 /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage
+ sudo mkdir -p /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/boot
+ sudo mount /dev/sda5 /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/boot
+ sudo mkdir -p /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/boot/efi
+ sudo mount /dev/sda4 /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/boot/efi
+ do_debootstrap
+ printf '\n\n>>>> Installing base system\n\n'


>>>> Installing base system

+ '[' '!' -z ']'
+ '[' '!' -e debootstrap-bookworm-arm64.tar.gz ']'
+ do_real_debootstrap
+ sudo debootstrap --arch=arm64 --include ca-certificates,console-setup,cryptsetup-initramfs,initramfs-tools,locales,keyboard-configuration,sudo,u-boot-menu,gnupg,tasksel bookworm /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage
I: Retrieving InRelease
I: Checking Release signature
E: Release signed by unknown key (key id F8D2585B8783D481)
+ do_umount
+ printf '\n\n>>>> umount\n\n'


>>>> umount

+ for i in boot/efi boot dev proc sys
+ sudo umount /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/boot/efi
+ true
+ for i in boot/efi boot dev proc sys
+ sudo umount /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/boot
+ true
+ for i in boot/efi boot dev proc sys
+ sudo umount /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/dev
umount: /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/dev: mountpoint not found
+ for i in boot/efi boot dev proc sys
+ sudo umount /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/proc
umount: /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/proc: mountpoint not found
+ for i in boot/efi boot dev proc sys
+ sudo umount /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/sys
umount: /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage/sys: mountpoint not found
+ sudo umount /home/d/Downloads/pinebook-pro-debian-installer-new/sysimage
+ true
+ '[' '!' -z '' ']'
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BTW, boot_targets has usb0 in it, before emmc., I'm not sure which socket that is