https://gist.github.com/search?q=user%3A%40me&ref=searchresults
Uses @me
to refer to itself in the gist search query.
Type this into Github Gist Search (https://gist.github.com/)
user:BoQsc your search query
or
@BoQsc your search query
https://gist.github.com/search?q=user:boqsc&ref=searchresults
Replace ?q=user:boqsc
with your own username.
@user seems to work also in the search: