diff --git a/podman.spec b/podman.spec
index 4648cff..0989345 100644
--- a/podman.spec
+++ b/podman.spec
@@ -34,6 +34,7 @@
 %global commit_gvproxy 4ee84d66bd86668f011733d8873989b5862bcd07
 
 %global built_tag v4.2.0-rc1
+%global tarball_tag 4.2.0-rc1
 
 Name: podman
 Epoch: 3
@@ -248,7 +249,7 @@ gvisor-tap-vsock brings a configurable DNS server and
 dynamic port forwarding.
 
 %prep
-%autosetup -Sgit
+%autosetup -Sgit -n %{name}-%{tarball_tag}
 sed -i 's;@@PODMAN@@\;$(BINDIR);@@PODMAN@@\;%{_bindir};' Makefile
 
 # untar dnsname