1. Install below software in Ubuntu machine

sudo apt-get install qt5-default

sudo apt-get install build-essential libtool autotools-dev automake pkg-config libssl-dev libevent-dev bsdmainutils

2. Clone wallet sources

git clone https://github.com/kredX/kredit.git

3. Set symbolic link to coin sources at the same level as src. For example:

git submodule add https://github.com/kredX/kredit.git cryptonote

Replace URL with git remote repository of your coin.

4. Build

mkdir build && cd build && cmake .. && make