portage-ng --merge
>>> Emerging : portage://x11-apps/rgb-1.1.1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://x11-apps/rgb-1.1.1
│ └─ file ─┤ 134.70 Kb rgb-1.1.1.tar.xz
│ download portage://x11-misc/util-macros-1.20.2
│ └─ file ─┤ 81.63 Kb util-macros-1.20.2.tar.xz
└─step 2─┤ install portage://x11-misc/util-macros-1.20.2
└─step 3─┤ install portage://x11-apps/rgb-1.1.1
└─step 4─┤ run portage://x11-apps/rgb-1.1.1
Total: 5 actions (2 downloads, 2 installs, 1 run), grouped into 4 steps.
216.33 Kb to be downloaded.