Objective: How would I go about pinning down two pieces of aligned fabric?

Which of the following solutions is more sound in terms of naive physics reasoning?

Pick your answer from:
1). Using clothes pins push it through both pieces of fabric away from you and then turn it towards you and then push it back through both pieces of fabric and repeat this until you covered the outside of the fabric..
2). Using clothes pins push it through both pieces of fabric away from you and then turn it away from you and then push it back through both pieces of fabric and repeat this until you covered the outside of the fabric..
1).