portage-ng --merge
>>> Emerging : portage://sys-kernel/gentoo-sources-7.2.11:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sys-kernel/gentoo-sources-7.2.11
│ └─ file ─┤ 1.73 Mb genpatches-7.2-12.base.tar.xz
│ │ 2.12 Kb genpatches-7.2-12.extras.tar.xz
│ │ 152.65 Mb linux-7.2.tar.xz
└─step 2─┤ install portage://sys-kernel/gentoo-sources-7.2.11
│ └─ conf ─┤ USE = "build symlink -experimental -vanilla%"
│ │ SLOT = "7.2.11"
└─step 3─┤ run portage://sys-kernel/gentoo-sources-7.2.11
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
154.39 Mb to be downloaded.