diff --git a/git/git.go b/git/git.go
index 50012f49ad4..defeae713ea 100644
--- a/git/git.go
+++ b/git/git.go
@@ -231,11 +231,12 @@ func CommitBody(sha string) (string, error) {
 }
 
 // Push publishes a git ref to a remote and sets up upstream configuration
-func Push(remote string, ref string, cmdOut, cmdErr io.Writer) error {
+func Push(remote string, ref string, cmdIn io.ReadCloser, cmdOut, cmdErr io.Writer) error {
 	pushCmd, err := GitCommand("push", "--set-upstream", remote, ref)
 	if err != nil {
 		return err
 	}
+	pushCmd.Stdin = cmdIn
 	pushCmd.Stdout = cmdOut
 	pushCmd.Stderr = cmdErr
 	return run.PrepareCmd(pushCmd).Run()
diff --git a/pkg/cmd/pr/create/create.go b/pkg/cmd/pr/create/create.go
index 92deb469d1f..5d3fa416ce0 100644
--- a/pkg/cmd/pr/create/create.go
+++ b/pkg/cmd/pr/create/create.go
@@ -726,8 +726,9 @@ func handlePush(opts CreateOptions, ctx CreateContext) error {
 				r := NewRegexpWriter(opts.IO.ErrOut, gitPushRegexp, "")
 				defer r.Flush()
 				cmdErr := r
+				cmdIn := opts.IO.In
 				cmdOut := opts.IO.Out
-				if err := git.Push(headRemote.Name, fmt.Sprintf("HEAD:%s", ctx.HeadBranch), cmdOut, cmdErr); err != nil {
+				if err := git.Push(headRemote.Name, fmt.Sprintf("HEAD:%s", ctx.HeadBranch), cmdIn, cmdOut, cmdErr); err != nil {
 					if didForkRepo && pushTries < maxPushTries {
 						pushTries++
 						// first wait 2 seconds after forking, then 4s, then 6s