Slim down the things we export.

Makefile

@@ -39,7 +39,7 @@ endif
 
 export CHECKPOINTS=build
 IMAGETYPES := regular ostree
-FORMATS := img qcow2 oci.tar repo rootfs ext4 tar
+FORMATS := oci.tar repo tar
 COMMON_TARGETS := qemu
 HOST_TARGETS := $(COMMON_TARGETS) $($(HOST_ARCH)_TARGETS)
 ALL_TARGETS := $(COMMON_TARGETS) $(foreach a,$(ARCHES), $($(a)_TARGETS))