mkdir $@.tmp
mv $@ $@.tmp/$(word 1,$(1))
TZ=UTC $(STAGING_DIR_HOST)/bin/zip -j -X \
- $(if $(SOURCE_DATE_EPOCH),--mtime="$(SOURCE_DATE_EPOCH)") \
$(wordlist 2,$(words $(1)),$(1)) \
$@ $@.tmp/$(if $(word 1,$(1)),$(word 1,$(1)),$$(basename $@))
rm -rf $@.tmp