portage-ng --merge
>>> Emerging : portage://sys-boot/efibootmgr-17-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sys-boot/efibootmgr-17-r1
│ └─ file ─┤ 40.67 Kb efibootmgr-17.tar.gz
└─step 2─┤ downgrade portage://sys-boot/efibootmgr-17-r1 (replaces pkg://sys-boot/efibootmgr-18-r2)
└─step 3─┤ run portage://sys-boot/efibootmgr-17-r1
Total: 3 actions (1 download, 1 downgrade, 1 run), grouped into 3 steps.
40.67 Kb to be downloaded.