Install balenaEtcher

Add Etcher rpm repository:

curl -1sLf 'https://dl.cloudsmith.io/public/balena/etcher/setup.rpm.sh' | sudo -E bash

Update and install:

sudo dnf install -y balena-etcher-electron

Uninstall:

sudo dnf remove -y balena-etcher-electron
rm /etc/yum.repos.d/balena-etcher.repo
rm /etc/yum.repos.d/balena-etcher-source.repo

you can also disable repository

sudo dnf config-manager --set-disabled balena-etcher
sudo dnf config-manager --set-disabled balena-etcher-noarch
sudo dnf config-manager --set-disabled balena-etcher-source