First download the repo
git clone https://github.com/sudo-JACT/Sound_Havoc.gitthen cd in the repo directory
cd Sound_Havocnow you have to compile the plugins, cd in the plugin directory, cd another time in the src directory, then using cmake make the Makefile and then compile the plugin with the makefile
cmake CMakeLists.txt && makeafter that you have to move the directory "plugin_name.lv2" in your .lv2 directory
mv ../plugin_name.lv2 /home/username/.lv2