$ mkdir $HOME/arctools $ cd $HOME/arctools $ git clone https://github.com/phacility/libphutil.git $ git clone https://github.com/phacility/arcanist.git $ mv $HOME/arctools /opt $ echo 'export PATH=$PATH:/opt/arctools/arcanist/bin' >> ~/.bash_profile $ source ~/.bash_profile
$ sudo dnf install php php-json
$ arc --help $ arc install-certificate # and follow the rest of the instruction from the arc