toolbox: Error: invalid entry point PID of container rhel-toolbox-8.2

Describe the bug

I tried to create a rhel container using the new flag --distro in a Silverblue environment but without success.

Steps how to reproduce the behaviour

$ toolbox create --distro rhel --release 8.2
Image required to create toolbox container.
Download registry.access.redhat.com/ubi8/ubi:8.2 (500MB)? [y/N]: y
Created container: rhel-toolbox-8.2
Enter with: toolbox enter rhel-toolbox-8.2
$

$ toolbox enter rhel-toolbox-8.2
Error: invalid entry point PID of container rhel-toolbox-8.2
$

$ toolbox enter rhel-toolbox-8.2 --log-level debug
DEBU Running as real user ID 1000                 
DEBU Resolved absolute path to the executable as /usr/bin/toolbox 
DEBU Running on a cgroups v2 host                 
DEBU Checking if /etc/subgid and /etc/subuid have entries for user usuario 
DEBU TOOLBOX_PATH is /usr/bin/toolbox             
DEBU Toolbox config directory is /var/home/usuario/.config/toolbox 
DEBU Current Podman version is 2.2.1              
DEBU Creating runtime directory /run/user/1000/toolbox 
DEBU Old Podman version is 2.2.1                  
DEBU Migration not needed: Podman version 2.2.1 is unchanged 
DEBU Resolving container and image names          
DEBU Container: 'rhel-toolbox-8.2'                
DEBU Distribution: ''                             
DEBU Image: ''                                    
DEBU Release: ''                                  
DEBU Resolved container and image names           
DEBU Container: 'rhel-toolbox-8.2'                
DEBU Image: 'fedora-toolbox:33'                   
DEBU Release: '33'                                
DEBU Checking if container rhel-toolbox-8.2 exists 
DEBU Inspecting mounts of container rhel-toolbox-8.2 
DEBU Starting container rhel-toolbox-8.2          
DEBU Inspecting entry point of container rhel-toolbox-8.2 
DEBU Entry point PID is a float64                 
DEBU Entry point of container rhel-toolbox-8.2 is toolbox (PID=0) 
Error: invalid entry point PID of container rhel-toolbox-8.2
$

Output of toolbox --version (v0.0.90+)

$ toolbox --version
toolbox version 0.0.99

Toolbox package info (rpm -q toolbox)

$ rpm -q toolbox
toolbox-0.0.99-1.fc33.x86_64

Output of podman version

$ podman version
Version:      2.2.1
API Version:  2.1.0
Go Version:   go1.15.5
Built:        Tue Dec  8 11:37:50 2020
OS/Arch:      linux/amd64

Podman package info (rpm -q podman)

$ rpm -q podman
podman-2.2.1-1.fc33.x86_64

Info about your OS

Fedora Silverblue 33.20210208.0 (2021-02-08T00:58:46Z)

Additional context

$ toolbox list -i
IMAGE ID      IMAGE NAME                                        CREATED
95dc9d4b0f27  registry.fedoraproject.org/f33/fedora-toolbox:33  5 months ago
$ toolbox list
IMAGE ID      IMAGE NAME                                        CREATED
95dc9d4b0f27  registry.fedoraproject.org/f33/fedora-toolbox:33  5 months ago

CONTAINER ID  CONTAINER NAME     CREATED         STATUS   IMAGE NAME
58480ed8255c  fedora-toolbox-33  3 months ago    running  registry.fedoraproject.org/f33/fedora-toolbox:33
03531799d110  gui-apps           3 months ago    exited   registry.fedoraproject.org/f33/fedora-toolbox:33
c50aaf796038  rhel-toolbox-8.2   12 minutes ago  exited   registry.access.redhat.com/ubi8/ubi:8.2
$