#https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy/
git init
git remote add origin "git://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy"
git ls-remote --tags
git fetch --depth 1 origin 948bd6b3f8eb95d50cf7acbd0f7d082ab7d8d9db
git checkout 948bd6b3f8eb95
或者
git clone git@github.com:sisyphus1212/Ubuntu-5.15.0-91.101.git
apt install debhelper
unset FAKEROOTKEY
fakeroot debian/rules clean
fakeroot debian/rules editconfigs
fakeroot debian/rules binary-generic