# the same way.
if test -z "$initial_commit"
then
- cp "$THIS_INDEX" "$TMP_INDEX"
- GIT_INDEX_FILE="$TMP_INDEX" git-read-tree -i -m HEAD
+ GIT_INDEX_FILE="$THIS_INDEX" \
+ git-read-tree --index-output="$TMP_INDEX" -i -m HEAD
else
rm -f "$TMP_INDEX"
fi || exit