Update multi_species_genomes.py

multi_species_genomes.py

@@ -180,6 +180,6 @@ class MultiSpeciesGenomes(datasets.GeneratorBasedBuilder):
                             'description': description,
                             'start_pos': start_pos,
                             'end_pos': end_pos,
-                            'fasta_url': file
+                            'fasta_url': file.split('::')[-1]
                         }
                         key += 1