Re: [PATCH 2/2] fast-import: treat cat-blob as a delta base hint for next blob

> --- a/fast-import.c
> +++ b/fast-import.c
> @@ -2802,7 +2802,12 @@ static void cat_blob(struct object_entry *oe, unsigned char sha1[20])
>  	strbuf_release(&line);
>  	cat_blob_write(buf, size);
>  	cat_blob_write("\n", 1);
> -	free(buf);
> +	if (oe && oe->pack_id == pack_id) {
> +		strbuf_attach(&last_blob.data, buf, size, size);
> +		last_blob.offset = oe->idx.offset;
> +		last_blob.depth = oe->depth;
> +	} else
> +		free(buf);
>  }