Error: Linking tmp mounts to host

I just tried to follow the basic example from `install.md` document. Unfortunately, this fails right at the start.

```
root@ishikawa ~# podman run --privileged --pid=host --net=none --security-opt label=type:unconfined_t ghcr.io/cgwalters/c9s-oscore bootc install --target-no-signature-verification /dev/nbd0
ERROR Linking tmp mounts to host: Exchanging /tmp <=> /tmp.tmp: Invalid argument (os error 22)
```

```
root@ishikawa ~# rpm -q podman
podman-4.2.0-9.el9_1.x86_64
root@ishikawa ~# cat /etc/os-release
NAME="Red Hat Enterprise Linux"
VERSION="9.1 (Plow)"
ID="rhel"
ID_LIKE="fedora"
VERSION_ID="9.1"
PLATFORM_ID="platform:el9"
```