portage-ng --merge
>>> Emerging : portage://sci-geosciences/gshhs-data-2.2.0:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sci-geosciences/gshhs-data-2.2.0
│ └─ file ─┤ 109.26 Mb gshhs+wdbii_2.2.0.zip
└─step 2─┤ install portage://sci-geosciences/gshhs-data-2.2.0
└─step 3─┤ run portage://sci-geosciences/gshhs-data-2.2.0
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
109.26 Mb to be downloaded.