Prerequisites

sudo apt-get install build-essential debhelper devscripts

Step packet version

cd openocd-gw
dch -v '<new version number>'
dch -r

Build a deb files

cd openocd-gw
dpkg-buildpackage --no-sign -j<job number>

Check contenst of created deb

dpkg --contents <package>_<version>_amd64.deb