In this upgrading guide in step 7 is said:

oc new-app -f amp.yml --param WILDCARD_DOMAIN=${THREESCALE_WILDCARD_DOMAIN} --param IMAGESTREAM_TAG_IMPORT_INSECURE=${IMPORT_POLICY_VAL} --param APP_LABEL=${DEPLOYED_APP_LABEL}

without explaining how to get the amp.yml for the 2.6 version.
We should add a link to here where is explained how to get it.