Those ethiopians can easily be rooted out through other meana, also who gives a shit about who your 20th great grandfather was in todays day and age? And guess what? You baboons kill each other over this stupid stuff.Ethnicity isn't identity
Lineage is identity who are forefathers and who your decent from is identity
Also how to know if someone is somali like Ethiopians claiming to somali like some oromos claim to be somali