If you need to cancel an "in-progress" signature request, you can void the document so that the recipient can no longer access it. This action can be done from your DocHub account's "sent counter". See the screenshot below for your reference.
Below is what will show on the recipients' end when they try to open a voided document.
Make a Copy
If you need to edit the voided document and resend it to your recipient, you can create a copy of the document. See the screenshot below for reference.