get from github source package:
dh-make-golang -type library github.com/geertjohan/go.incremental
dh-make-golang github.com/geertjohan/go.incremental
if it's golang-github-*-* then using -type library won't have any effect
This will generate "debian" directory automaticly, however, you still need to change debian/control, debian/changelog, debian/copyright and so lon,
Also need to apply a ITP number from debian mail list.
itp-*.txt that's created by dh-make-golang alongside the source
cut & paste bits of it and send mail to submit@bugs.debian.org
the pseudo headers, i.e Key: Value fields that appear first thing in the message, ending with a CR
also add a X-Debbugs-CC: pkg-go-maintainers@lists.alioth.debian.org