Vamp
noun
The top part of a boot or shoe, above the sole and welt and in front of the ankle seam, that covers the instep and toes; the front part of an upper; the analogous part of a stocking.
Something added to give an old thing a new appearance.
Something patched up, pieced together, improvised, or refurbished.
Synonyms: patch
verb
To patch, repair, or refurbish.
Often as vamp up: to fabricate or put together (something) from existing material, or by adding new material to something existing.
To cobble together, to extemporize, to improvise.