Possible Clues:

• Cause to move, but only as a temporary measure
• Assemble relay of workers as temporary measure
• New kit has me fuming at first - this'll do for now
• Temporary or improvised substitute
• Temporary force - workers over the night period?
• Expedient, to get to work on time!
• (Acting as) temporary substitute
• Serving as a temporary and less adequate substitute for something
• Expedient to be just in time for work?
• Temporary substitute