mkdir ~/EOS6
cd ~/EOS6
wget https://mirrors.dotsrc.org/endless-iso/release/6.0.0/eosinst...
xz -d eosinstaller-eos6.0-amd64-amd64.240514-100809.base.img.xz

mkdir 1
fdisk -l eosinstaller-eos6.0-amd64-amd64.240514-100809.base.img
// 512 x 131072 = 67108864
mount -o loop,offset=67108864 eosinstaller-eos6.0-amd64-amd64.240514-100809.base.img ./1

cd ./1/boot/ostree/eos-b97f7407ab00f5bdb2bd6224913b306c40f864062ab93476eaa77426576f6202/
cp -a ./* /boot/

cd ~/EOS6/1/ostree/deploy/eos/deploy/66e9b56c97422502fd840a95510ed1bf38cabfdade9edc182b623011882aced8.0/usr/lib/modules/6.5.0-10-generic/
cp -a config config-6.5.0-10-generic
cp -a System.map System.map-6.5.0-10-generic
mv config-6.5.0-10-generic System.map-6.5.0-10-generic /boot/

cd ..
cp -a 6.5.0-10-generic/ /lib/modules/

cd ../firmware/
mkdir /lib/firmware.eos6
cp -a ./* /lib/firmware.eos6/
cd /lib/
mv firmware firmware.old
mv firmware.eos6 firmware

joe /etc/grub.d/03_custom

submenu "650-eos" {
set root=(hd0,5)
linux  /boot/vmlinuz-6.5.0-10-generic root=/dev/sda5 net.ifnames=0
initrd /boot/initramfs-6.5.0-10-generic.img
}

update-grub

umount ~/EOS6/1

// reboot

cat /proc/version
Linux version 6.5.0-10-generic (abuild@ip-10-16-38-244) (x86_64-linux-gnu-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #10+dev58.1739663beos6.0.3 SMP PREEMPT_DYNAMIC Wed Apr 10 05:33:

Как-то так. )