I replaced several hats with popular hairstyles that can now be worn as an accessory.Basegame_Hairstyle1 contains hairstyles 1,2,3,4,7 and replaces the following:
Game.AddToInventory ("Items.Balaclava_01_basic_01", 1)
Game.AddToInventory ("Items.Hat_04_basic_01", 1) Chinese hat
Game.AddToInventory ("Items.Hat_02_basic_01", 1) Cowboy Hat
Game.AddToInventory ("Items.Cap_06_old_01", 1)
Game.AddToInventory("Items.Cap_01_basic_03", 1)
basegame_farmerhair.archive  contains 8
Game.AddToInventory("Items.Hat_03_basic_01", 1)
basegame_Hairstyleclassic.archive - 
Game.AddToInventory("Items.Cap_04_basic_01", 1)
Basegame_Hairstyle2 contains 5,6 hairstyles and replaces the following things:
Game.AddToInventory ("Items.Helmet_04_basic_01", 1)
Game.AddToInventory ("Items.Cap_03_old_01", 1)


ENJOY!

P.S.
all hairstyles will change color to match your own except for balaclava and Chinese buns

Installation:
Place files in Cyberpunk 2077 \ archive \ pc \ mod

small bonus in the file
basegame_Hairstyle2 replaces classic glasses with Johnny's game medallion Game.AddToInventory ("Items.Glasses_02_basic_01", 1) and tactical glasses Game.AddToInventory("Items.Glasses_03_basic_03", 1)
on Elisabeth's Perales earrings