The move, which was revealed by KickOff.com last week, is expected to be completed in the coming days with all that is left is for pen to be put to paper.
Kgaswane is a player known well to new technical director Mark Harrison, who was coach of Botswana side Township Rollers before linking up with the Limpopo team last month.
The 26-year-old will add to the options of new coach Jacob Sakala, who has taken over from the outspoken Kgoloko Thobejane, the latter having dropped to an assistant coach role.
Baroka have been the busiest side in the transfer market so far this season, signing winger Mxolisi Kunene (Moroka Swallows), attacking midfielders Sindo Letsoalo (Garankuwa United) and Jose Garcia (Highlands Park), and strikers Siphamandla Sangweni and Helder Pelembe, who were free agents.
The PSL strugglers have also brought in two new keepers in the form of Tshinuna Abashoni (Black Leopards) and Ayanda Dlamini (Alexandra United).