* net-misc/megasync [1]
     Доступные версии:      ~3.0.1^m ~3.1.4 ~3.5.3 ~3.6.0-r1 3.6.0-r2 ~3.6.5*l ~3.6.5-r1 ~3.6.6*l ~3.6.6-r1 ~3.7.1-r1 ~4.0.2 ~4.1.1 ~4.2.0 ~4.2.3 ~4.2.5*l ~4.2.5-r2 ~9999^m {+cryptopp +curl dolphin examples freeimage gnome java nautilus php python qt5 readline +sqlite threads thunar +zlib}
     Домашняя страница:     http://mega.co.nz
     Описание:              A Qt-based program for syncing your MEGA account in your PC. This is the official app.

[1] "ssnb" /var/lib/layman/ssnb
calculate /home/druidcat # emerge --autounmask-write =net-misc/megasync-4.2.0

Local copy of remote index is up-to-date and will be used.

Local copy of remote index is up-to-date and will be used.
Calculating dependencies... done!

!!! All ebuilds that could satisfy "=net-misc/megasync-4.2.0" have been masked.
!!! One of the following masked packages is required to complete your request:
- net-misc/megasync-4.2.0::ssnb (masked by: ~amd64 keyword)

For more information, see the MASKED PACKAGES section in the emerge
man page or refer to the Gentoo Handbook.