# mkdir initramfs_tmp
# cd initramfs_tmp
# cp /boot/initramfs-6.12.34-gentoo-dist.img .
# mv initramfs-6.12.34-gentoo-dist.img initramfs-6.12.34-gentoo-dist.xz
# unzstd initramfs-6.12.34-gentoo-dist.xz
# cat initramfs-6.12.34-gentoo-dist | cpio -idmv
