fix centos mirrorlist issue

comanage-registry-internet2-tier-base/Dockerfile

@@ -23,7 +23,15 @@ USER root
 RUN yum -y remove \
     postgresql-libs \
     postgresql-devel \
-    postgresql
+    postgresql \
+
+# Centos 7 has reached EOL (End of Life) today, 1 July 2024,
+# thus mirrorlist.centos.org is no longer required.
+# In order to install packages,
+# you have to adjust repositories from "mirrorlist" to "baseurl"
+RUN sed -i s/mirror.centos.org/vault.centos.org/g /etc/yum.repos.d/*.repo \
+    sed -i s/^#.*baseurl=http/baseurl=https/g /etc/yum.repos.d/*.repo \
+    sed -i s/^mirrorlist=http/#mirrorlist=https/g /etc/yum.repos.d/*.repo \
 
 ARG PHP_VERSION=8.1.29
 ARG PHP_SRC_URL=https://github.com/php/php-src/archive/php-${PHP_VERSION}.tar.gz