ketchup 1.0.1+git20111228+e1c62066-2build1 (amd64 binary) in ubuntu focal

 This utility can update (or install) kernel sources automatically.
 It can search for the newest kernel in numerous trees (vanilla, rc,
 tiny, mm, mjb, etc.).
 .
 It can also automatically download the needed patches (and apply
 them) to create the newest repository from an old one.