$ curl cheat.sh/
# mkisofs
# Create ISO files from directories.
# Also aliased as `genisoimage`.
# More information: <https://manned.org/mkisofs>.

# Create an ISO from a directory:
mkisofs -o filename.iso path/to/source_directory

# Set the disc label when creating an ISO:
mkisofs -o filename.iso -V "label_name" path/to/source_directory

$
Follow @igor_chubin cheat.sh tldr