diff --git a/src/hooks/issuePrRef.js b/src/hooks/issuePrRef.js
new file mode 100644
index 0000000..1dcf95b
--- /dev/null
+++ b/src/hooks/issuePrRef.js
@@ -0,0 +1,30 @@
+const gitea = require('../gitea-api')
+
+const log = (msg) => {
+    console.log('[issuePrRef]', msg)
+}
+
+module.exports = {
+    exec: (req) => {
+        if(req.headers['x-gitea-event'] !== 'pull_request') {
+            return
+        }
+        const { pull_request } = req.body
+        log(`Try referencing ref ${pull_request.head.ref} to issue`)
+
+        const regex = /refs\/heads\/(feature|bugfix)\/ISS-(\d+)-/
+        const issueId = regex.exec(ref)[2]
+
+        let body = pull_request.body
+        if(body.includes('> <code>')) {
+            body = body.replaceAll(/> <code>.+<\/code>/g, `> <code>issue #${issueId}</code>`)
+        }else {
+            body += '\n\n'
+            body += `> <code>issue #${issueId}</code>`
+        }
+
+        const path = `/repos/${repository.full_name}/pulls/${pull_request.number}`
+
+        gitea.patch(path, { body })
+    }
+}
\ No newline at end of file