Plugging the hose as far as the clutch master cylinder
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Use hose pliers (at the master cylinder).
Remove the retaining clip from the clutch pipe junction.
Disconnect the pipe from the junction.
NOTE:
Seal the openings against contamination. Wipe up any spilled brake fluid.