repository: set progress bar maximum in Repack

cmd/restic/cmd_copy.go

@@ -243,9 +243,7 @@ func copyTree(ctx context.Context, srcRepo restic.Repository, dstRepo restic.Rep
 	}
 
 	bar := printer.NewCounter("packs copied")
-	bar.SetMax(uint64(len(packList)))
 	err = repository.Repack(ctx, srcRepo, dstRepo, packList, copyBlobs, bar, printer.P)
-	bar.Done()
 	if err != nil {
 		return errors.Fatalf("%s", err)
 	}