portage-ng --merge
>>> Emerging : portage://sys-kernel/gentoo-sources-6.12.113:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sys-kernel/gentoo-sources-6.12.113
│ └─ file ─┤ 7.58 Mb genpatches-6.12-125.base.tar.xz
│ │ 2.13 Kb genpatches-6.12-125.extras.tar.xz
│ │ 141.06 Mb linux-6.12.tar.xz
└─step 2─┤ install portage://sys-kernel/gentoo-sources-6.12.113
│ └─ conf ─┤ USE = "build symlink -experimental -vanilla%"
│ │ SLOT = "6.12.113"
└─step 3─┤ run portage://sys-kernel/gentoo-sources-6.12.113
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
148.64 Mb to be downloaded.