Fetsch made his professional debut for
TSV 1860 Munich in the
2. Bundesliga on 22 March 2009 when he was substituted in the 83rd minute in a game against
SpVgg Greuther Fürth. On 3 June 2010, he left 1860 Munich to sign for
Eintracht Braunschweig. After two years in Braunschweig, Fetsch's contract was not extended, and he signed with
Kickers Offenbach for the 2012–13 season. After Offenbach were relegated at the end of the 2012–13 season, he left for
FC Augsburg. As he hardly got any playing time in Augsburg, he was loaned out to
2. Bundesliga team Energie Cottbus until the end of the 2013–14 season. For the 2014–15 season, he was loaned out to
Dynamo Dresden. In July 2017, Fetsch joined
Hallescher FC from
Holstein Kiel on a free transfer, signing a two-year contract. In September 2020, he returned to Kickers Offenbach in the
Regionalliga Südwest after a seven-year absence. On 21 June 2024, Fetsch joined
SC Freiburg II in
Regionalliga. ==Career statistics==