output of https://gist.github.com/chantra/d2df65eb59eae9a6372ce1f7f7ad5b91 on s390x host

s390x host output

$ sudo docker build .
Sending build context to Docker daemon  2.048kB
Step 1/7 : FROM s390x/ubuntu:20.04
 ---> 702f00d88840
Step 2/7 : RUN md5sum /etc/passwd /etc/group
 ---> Running in 5a4fc97bc7ec
9911b793a6ca29ad14ab9cb40671c5d7  /etc/passwd
c9d6bd0de0bc1fd673b2b09e14c65277  /etc/group
Removing intermediate container 5a4fc97bc7ec
 ---> d85544d918b6
Step 3/7 : RUN cat /etc/passwd
 ---> Running in 5d377abbe27e
root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
irc:x:39:39:ircd:/var/run/ircd:/usr/sbin/nologin
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologin
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
_apt:x:100:65534::/nonexistent:/usr/sbin/nologin
Removing intermediate container 5d377abbe27e
 ---> 3a06a7b88eb8
Step 4/7 : RUN cat /etc/group
 ---> Running in afcc95cdedea
root:x:0:
daemon:x:1:
bin:x:2:
sys:x:3:
adm:x:4:
tty:x:5:
disk:x:6:
lp:x:7:
mail:x:8:
news:x:9:
uucp:x:10:
man:x:12:
proxy:x:13:
kmem:x:15:
dialout:x:20:
fax:x:21:
voice:x:22:
cdrom:x:24:
floppy:x:25:
tape:x:26:
sudo:x:27:
audio:x:29:
dip:x:30:
www-data:x:33:
backup:x:34:
operator:x:37:
list:x:38:
irc:x:39:
src:x:40:
gnats:x:41:
shadow:x:42:
utmp:x:43:
video:x:44:
sasl:x:45:
plugdev:x:46:
staff:x:50:
games:x:60:
users:x:100:
nogroup:x:65534:
Removing intermediate container afcc95cdedea
 ---> 7fa64e637b85
Step 5/7 : RUN addgroup --system kvm
 ---> Running in 52a41b8b16c9
Adding group `kvm' (GID 101) ...
Done.
Removing intermediate container 52a41b8b16c9
 ---> 06062601754a
Step 6/7 : RUN md5sum /etc/group
 ---> Running in 34c789fcca69
5b4ed144954443a343118fc354edeb45  /etc/group
Removing intermediate container 34c789fcca69
 ---> 331c376cfc74
Step 7/7 : RUN cat /etc/group
 ---> Running in 84d6729948f1
root:x:0:
daemon:x:1:
bin:x:2:
sys:x:3:
adm:x:4:
tty:x:5:
disk:x:6:
lp:x:7:
mail:x:8:
news:x:9:
uucp:x:10:
man:x:12:
proxy:x:13:
kmem:x:15:
dialout:x:20:
fax:x:21:
voice:x:22:
cdrom:x:24:
floppy:x:25:
tape:x:26:
sudo:x:27:
audio:x:29:
dip:x:30:
www-data:x:33:
backup:x:34:
operator:x:37:
list:x:38:
irc:x:39:
src:x:40:
gnats:x:41:
shadow:x:42:
utmp:x:43:
video:x:44:
sasl:x:45:
plugdev:x:46:
staff:x:50:
games:x:60:
users:x:100:
nogroup:x:65534:
kvm:x:101:
Removing intermediate container 84d6729948f1
 ---> 499a48df23c0
Successfully built 499a48df23c0