Someone

MUSHROOM := $(shell seq 1 100)
FIZZ := $(shell seq 0 3 100)
BUZZ := $(shell seq 0 5 100)
BADGER := $(filter-out $(FIZZ) $(BUZZ), $(MUSHROOM))
SNAKE := $(filter $(FIZZ), $(BUZZ))
FIZZ := $(filter-out $(SNAKE), $(FIZZ))
BUZZ := $(filter-out $(SNAKE), $(BUZZ))

.PHONY: $(MUSHROOM) default
default: $(MUSHROOM)

$(BADGER) : % : ; @echo $@
$(FIZZ)   : % : ; @echo fizz
$(BUZZ)   : % : ; @echo buzz
$(SNAKE)  : % : ; @echo fuzzbuzz