It is from here:
"MOJO presents: Come On Let's Go, a modern day jukebox"
I found it by searching all Amy Winehouse audio on archive.org audio section ( https://archive.org/...y=amy winehouse )
The full version is here:
It's this version according to here:
and of course it's the same 30 seconds
I mistaked it for an unreleased version, and since I couldn't delete the topic, I am just noting that this sample might be higher quality compared to the released version