How to make "fermented craft cola" 𖡡𖥧𖤣 made without heating

There are two types of craft colas.
Coke made by boiling down and naturally fermented cola.
Fermented craft cola is made by filling a bottle with your favorite spices, fruit, and sugar, then waiting for the enzymes to slowly turn it into cola. It is made by slowly waiting for the enzymes to turn it into cola.
Recommendations for those who like "Fermented Craft Cola"
𓂑 𓌈 "Fermented Anko" • 砂糖ゼロ『発酵あんこ』の作り方𖡡𖥧𖤣
𓂑 𓌈 "Fermented Peanut Butter" • 砂糖不使用『発酵ピーナッツバター』の作り方𖡡𖥧𖤣
Ingredients (for 5 cups)
3 g cardamom (whole)
3 g coriander seeds
2 cinnamon sticks
3 g cloves
2 g nutmeg powder
300g light brown sugar
1 lemon
1 lime
Caramel
Dash of water
3 tablespoons cane sugar
1 tablespoon boiling water
During the fermentation process, please make sure that the room temperature does not fall below 25°C (77°F) by placing it next to a warm appliance.
Stir the mixture with a clean spoon once a day during the 4-day fermentation process.
*The shelf life is one week in the refrigerator.