File _link of Package containment-rpm-docker
<link project="openSUSE:Backports:SLE-15-SP4" package="containment-rpm-docker">
<patches>
<!-- <branch /> for a full copy, default case -->
<!-- <apply name="patch" /> apply a patch on the source directory -->
<!-- <topadd>%define build_with_feature_x 1</topadd> add a line on the top (spec file only) -->
<!-- <add name="file.patch" /> add a patch to be applied after %setup (spec file only) -->
<!-- <delete name="filename" /> delete a file -->
</patches>
</link>