Pretty much just hopes and dreams right now.
"RHP Reese Olson
Injury: Right shoulder strain
IL date: July 28 (60-day IL)
Expected return: Possibly postseason
Status: Completing rehab daily after receiving a platelet rich plasma (PRP) injection in his shoulder Aug. 5. Will not need surgery and hopes to be ready to pitch in the postseason. (Updated Aug. 12)"
https://www.mlb.com/tigers/news/tigers-injuries-and-roster-moves