[root@mailscanner tmp]# rpm -Uvh http://vault.centos.org/5.0/os/i386/CentOS/centos-release-5-0.0.el5.centos.2.i386.rpm http://vault.centos.org/5.0/os/i386/CentOS/centos-release-notes-5.0.0-2.i386.rpm
Retrieving http://vault.centos.org/5.0/os/i386/CentOS/centos-release-5-0.0.el5.centos.2.i386.rpm
Retrieving http://vault.centos.org/5.0/os/i386/CentOS/centos-release-notes-5.0.0-2.i386.rpm
error: Failed dependencies:
        /bin/sh is needed by centos-release-5-0.0.el5.centos.2.i386
    Suggested resolutions:
        /home/buildcentos/CENTOS/en/4.0/i386/CentOS/RPMS/bash-3.0-19.6.i386.rpm
[root@mailscanner tmp]#