Docker official nginx image cannot mount /etc/nginx/nginx.conf

  docker, question
#docker run -p 80:80 --name mynginx -v $PWD/html:/www -v $PWD/nginx.conf:/etc/nginx/nginx.conf -v $PWD/logs:/wwwlogs  -d nginx
 #docker logs mynginx

open() “/etc/nginx/nginx.conf” failed (13: Permission denied)
nginx: [emerg] open() “/etc/nginx/nginx.conf” failed (13: Permission denied)

root@oracledb nginx]#  docker run -i -t nginx /bin/bash
 root@2c21f58950df:/# cd /etc/nginx/
 root@2c21f58950df:/etc/nginx# ls -l
 total 32
 drwxr-xr-x. 2 root root   25 Jul 26 07:33 conf.d
 -rw-r--r--. 1 root root 1007 Jul 11 13:06 fastcgi_params
 -rw-r--r--. 1 root root 2837 Jul 11 13:06 koi-utf
 -rw-r--r--. 1 root root 2223 Jul 11 13:06 koi-win
 -rw-r--r--. 1 root root 3957 Jul 11 13:06 mime.types
 lrwxrwxrwx. 1 root root   22 Jul 11 13:06 modules -> /usr/lib/nginx/modules
 -rw-r--r--. 1 root root  643 Jul 11 13:06 nginx.conf
 -rw-r--r--. 1 root root  636 Jul 11 13:06 scgi_params
 -rw-r--r--. 1 root root  664 Jul 11 13:06 uwsgi_params
 -rw-r--r--. 1 root root 3610 Jul 11 13:06 win-utf

The new mirror image does not have this problem.

#!  /bin/bash
 docker run --name=mynginx -p 80:80 \
 --restart=always \
 -v /home/tomcat/nginx/nginx.conf:/etc/nginx/nginx.conf:ro \
 -v /home/tomcat/nginx/conf.d:/etc/nginx/conf.d \
 -v /home/tomcat/nginx/www:/usr/share/nginx/html \
 -v /home/tomcat/nginx/logs:/var/log/nginx \
 -d nginx