Instale o pacote unar
.
$ sudo dnf info unar
...
Name : unar
Arch : x86_64
Epoch : 0
Version : 1.10.1
Release : 1.fc24
Size : 4.6 M
Repo : @System
From repo : updates
Summary : Multi-format extractor
URL : http://unarchiver.c3.cx/commandline
License : LGPLv2+
Description : The command-line utilities lsar and unar are capable of listing
: and extracting files respectively in several formats including
: RARv3. unar can serve as a free and open source replacement of
: unrar.
$ sudo dnf install unar
O Gerenciador de arquivamento (aplicativo gui) poderá abrir .rar
arquivos.