Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
config(postfix-bdb)
group(maildrop)
group(postfix)
libpostfix-dns.so()(64bit)
libpostfix-global.so()(64bit)
libpostfix-master.so()(64bit)
libpostfix-tls.so()(64bit)
libpostfix-util.so()(64bit)
postfix-bdb
postfix-bdb(x86-64)
smtp_daemon
user(postfix)

Requires :

/bin/bash
/bin/sh
/bin/sh
/bin/sh
/bin/sh
/bin/sh
/bin/sh
/usr/bin/cmp
/usr/bin/mkdir
/usr/bin/perl
/usr/bin/touch
config(postfix-bdb) = 3.9.0-slfo.1.3.4
ed
ed
ed
ed
fillup
group(mail)
iproute2
libc.so.6()(64bit)
libc.so.6(GLIBC_2.11)(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.17)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libc.so.6(GLIBC_2.3.2)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.33)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libcrypto.so.3()(64bit)
libcrypto.so.3(OPENSSL_3.0.0)(64bit)
libcrypto.so.3(OPENSSL_3.2.0)(64bit)
libdb-4.8.so()(64bit)
libicuuc.so.73()(64bit)
libpcre2-8.so.0()(64bit)
libpostfix-dns.so()(64bit)
libpostfix-global.so()(64bit)
libpostfix-master.so()(64bit)
libpostfix-tls.so()(64bit)
libpostfix-util.so()(64bit)
libsasl2.so.3()(64bit)
libssl.so.3()(64bit)
libssl.so.3(OPENSSL_3.0.0)(64bit)
libssl.so.3(OPENSSL_3.2.0)(64bit)
perl
perl
perl
perl
permissions
permissions
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PartialHardlinkSets) <= 4.0.4-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
sysuser-shadow >= 3.1
user(nobody)

Content of RPM :
/etc/pam.d/smtp
/etc/permissions.d/postfix
/etc/permissions.d/postfix.paranoid
/etc/postfix
/etc/postfix/LICENSE
/etc/postfix/TLS_LICENSE
/etc/postfix/access
/etc/postfix/aliases
/etc/postfix/bounce.cf.default
/etc/postfix/canonical
/etc/postfix/dynamicmaps.cf
/etc/postfix/generic
/etc/postfix/header_checks
/etc/postfix/helo_access
/etc/postfix/main.cf
/etc/postfix/main.cf.default
/etc/postfix/makedefs.out
/etc/postfix/master.cf
/etc/postfix/openssl_postfix.conf.in
/etc/postfix/post-install
/etc/postfix/postfix-files
/etc/postfix/postfix-script
/etc/postfix/postfix-tls-script
/etc/postfix/postfix-wrapper
/etc/postfix/postmulti-script
/etc/postfix/relay
/etc/postfix/relay_ccerts
/etc/postfix/relocated
/etc/postfix/sasl_passwd
/etc/postfix/sender_canonical
There is 188 files more in these RPM.