in maven-plugin-testing-harness/src/main/java/org/apache/maven/api/plugin/testing/stubs/RepositorySystemSupplier.java [982:990]
protected LinkedHashMap<String, MavenArtifactRelocationSource> createMavenArtifactRelocationSources() {
// from maven-resolver-provider
LinkedHashMap<String, MavenArtifactRelocationSource> result = new LinkedHashMap<>();
result.put(UserPropertiesArtifactRelocationSource.NAME, new UserPropertiesArtifactRelocationSource());
result.put(
DistributionManagementArtifactRelocationSource.NAME,
new DistributionManagementArtifactRelocationSource());
return result;
}