rename-arw is a script that operates in the folder in which it is launched and ranames all the RAW files with .ARW extension following this path:
YYYYMMDDHHmmss-<pattern><filename>
<pattern>must be provided by user.
YYYYMMDDHHmmssis retrieved from the datetime metadata of the file.
Download main.zip and extract zip file.
sudo mkdir -p /usr/local/bin/
sudo chmod +x /usr/local/bin/
cp rename-arw /usr/local/bin/
echo 'PATH=$PATH:/usr/local/bin/' >> ~/.bashrc
cd <directory-containing-arw>
rename-arw <pattern>