( while test $i -le $blobcount
do
	printf "Generating blob $i/$blobcount\r" >& 2 &&
	printf "blob\nmark :$i\ndata $blobsize\n" &&

	printf "%-${blobsize}s" $i &&
	echo "M 100644 :$i $i" >> commit &&
	i=$(($i+1)) ||
	echo $? > exit-status
done &&
echo "commit refs/heads/main" &&
echo "author A U Thor <author@email.com> 123456789 +0000" &&
echo "committer C O Mitter <committer@email.com> 123456789 +0000" &&
echo "data 5" &&
echo ">2gb" &&
cat commit ) |
git fast-import --big-file-threshold=2 &&
test ! -f exit-status