# use as 
# %?strip_all_nondeterminism
# or
# %if 0%?have_strip_nondeterminism > 0
#    strip_nondeterminism path/to/file.zip
# %endif

%have_strip_nondeterminism 1
%strip_all_nondeterminism() \
 strip-all-nondeterminism \
 %{nil}