punching bag thing

local plr = game.Players.LocalPlayer
local chr = plr.Character

local mobs = game.Workspace.Mobs

local punching_bag_name = "0L"

local punchingBag = mobs[punching_bag_name]

while wait() do
punchingBag:FindFirstChild("Meshes/box").Position = chr.HumanoidRootPart.Position
if chr.Humanoid.Sit == true then
break
end
end