# emerge -pv grub installkernel gentoo-kernel-bin

These are the packages that would be merged, in order:

Calculating dependencies  ... done!
Dependency resolution took 2.58 s (backtrack: 0/20).

[ebuild   R   ~] sys-kernel/installkernel-25::gentoo  USE="dracut systemd* -grub -refind -systemd-boot -uki -ukify" 0 KiB
[ebuild   R   ~] sys-boot/grub-2.12-r1:2/2.12-r1::gentoo  USE="fonts nls sdl themes truetype -device-mapper -doc -efiemu -libzfs -mount (-test) -verify-sig" GRUB_PLATFORMS="efi-64 -coreboot -efi-32 -emu -ieee1275 (-loongson) -multiboot -pc -qemu (-qemu-mips) -uboot -xen -xen-32 -xen-pvh" 0 KiB
[ebuild   R   ~] sys-kernel/gentoo-kernel-bin-6.7.4:6.7.4::gentoo  USE="initramfs -generic-uki -modules-compress -test" 0 KiB

Total: 3 packages (3 reinstalls), Size of downloads: 0 KiB