Im trying to take off my turbo. And when i went to remove the big oil return hose (hard line) I found that there is a smaller hard line that disapears near the turbo. How is it attached? on the other side it seems to be atttached to a huge banjo bolt on the block. heres a few pic

heres the big banjo bolt on the block. thanks for any help

heres the big banjo bolt on the block. thanks for any help