掛載exfat，需要安裝兩個軟件
wget http://www.rpmfind.net/linux/rpmfusion/free/fedora/releases/28/Everything/x86_64/os/Packages/f/fuse-exfat-1.2.8-2.fc28.x86_64.rpm
wget http://www.rpmfind.net/linux/rpmfusion/free/fedora/releases/28/Everything/x86_64/os/Packages/e/exfat-utils-1.2.8-2.fc28.x86_64.rpm
dnf localinstall fuse-exfat-1.2.8-2.fc28.x86_64.rpm
dnf localinstall exfat-utils-1.2.8-2.fc28.x86_64.rpm