Download the LDE release from https://sourceforge.net/projects/lde-release/files/Release/
Open LDE and navigate to File->Import
Navigate to Git->Import Project from Git->Clone URI
Use git://git.code.sf.net/p/mcore-iso-20022/code
Click Next and Finish Import
Open LDE and assure, that the LDE perspective is open
If not, navigate to window->perspective->open perspective->other-> LDE
The Component explorer on the left will show the ISO20022 repository.
Double-click on it and the model will open.
Assure that the LDE perspective is open
On the upper left corner is a green button- the play button
Choose the ISO20022 in the pull down field next to it.
Press Play.
Assure that the LDE perspective is open.
Rightclick on the ISO20022 Component and press build UpdateSite.
This will generate an artifact, which can be installed.