Rescue chroot in UEFI systems

sudo mount /dev/sdX /mnt
sudo mount /dev/sdX /mnt/boot/
for i in /dev /dev/pts /proc /sys /sys/firmware/efi/efivars /run; do sudo mount -B $i /mnt$i; done
chroot /mnt

Or alteratively, use some kind of tuned chroot like artix-chroot