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

Provides :
config(java-15-openjdk-headless)
jaas
java-15-headless
java-15-openjdk-headless
java-15-openjdk-headless(x86-32)
java-headless
java-openjdk-headless
java-sasl
jce
jdbc-stdext
jndi
jndi-cos
jndi-dns
jndi-ldap
jndi-rmi
jre-15-headless
jre-15-openjdk-headless
jre-headless
jre-openjdk-headless
jsse
libawt.so
libawt_headless.so
libdt_socket.so
libextnet.so
libfontmanager.so
libinstrument.so
libj2gss.so
libj2pcsc.so
libj2pkcs11.so
libjaas.so
libjava.so
libjavajpeg.so
libjdwp.so
libjimage.so
libjli.so
libjsig.so
libjsound.so
libjvm.so
libjvm.so(SUNWprivate_1.1)
liblcms.so
libmanagement.so
libmanagement_agent.so
libmanagement_ext.so
libmlib_image.so
libnet.so
libnio.so
libprefs.so
librmi.so
libsctp.so
libsunec.so
libverify.so
libzip.so

Requires :

/bin/sh
/bin/sh
/bin/sh
config(java-15-openjdk-headless) = 15.0.10.0-150400.8.68
jpackage-utils
ld-linux.so.2
ld-linux.so.2(GLIBC_2.3)
libasound.so.2
libasound.so.2(ALSA_0.9)
libasound.so.2(ALSA_0.9.0rc4)
libawt.so
libc.so.6
libc.so.6(GLIBC_2.0)
libc.so.6(GLIBC_2.1)
libc.so.6(GLIBC_2.1.2)
libc.so.6(GLIBC_2.1.3)
libc.so.6(GLIBC_2.15)
libc.so.6(GLIBC_2.2)
libc.so.6(GLIBC_2.2.4)
libc.so.6(GLIBC_2.28)
libc.so.6(GLIBC_2.3)
libc.so.6(GLIBC_2.3.2)
libc.so.6(GLIBC_2.3.4)
libc.so.6(GLIBC_2.4)
libc.so.6(GLIBC_2.6)
libc.so.6(GLIBC_2.7)
libc.so.6(GLIBC_2.9)
libdl.so.2
libdl.so.2(GLIBC_2.0)
libdl.so.2(GLIBC_2.1)
libfreetype.so.6
libgcc_s.so.1
libgcc_s.so.1(GCC_3.0)
libgcc_s.so.1(GCC_3.4)
libgcc_s.so.1(GCC_4.0.0)
libgcc_s.so.1(GLIBC_2.0)
libjava.so
libjli.so
libjpeg.so.8
libjpeg.so.8(LIBJPEG_8.0)
libjvm.so
libjvm.so(SUNWprivate_1.1)
liblcms2.so.2
libm.so.6
libm.so.6(GLIBC_2.0)
libm.so.6(GLIBC_2.1)
libm.so.6(GLIBC_2.27)
libm.so.6(GLIBC_2.29)
libnet.so
libpcsclite.so.1
libpthread.so.0
libpthread.so.0(GLIBC_2.0)
libpthread.so.0(GLIBC_2.1)
libpthread.so.0(GLIBC_2.2)
libpthread.so.0(GLIBC_2.2.3)
libpthread.so.0(GLIBC_2.3.2)
libstdc++.so.6
libstdc++.so.6(CXXABI_1.3)
libstdc++.so.6(GLIBCXX_3.4)
libz.so.1
libz.so.1(ZLIB_1.2.0)
libz.so.1(ZLIB_1.2.2)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsXz) <= 5.2-1
update-alternatives
update-alternatives

Content of RPM :
/usr/lib/jvm
/usr/lib/jvm-private/java-15-openjdk
/usr/lib/jvm-private/java-15-openjdk/jce
/usr/lib/jvm-private/java-15-openjdk/jce/vanilla
/usr/lib/jvm/java-15-openjdk-15
/usr/lib/jvm/java-15-openjdk-15/bin
/usr/lib/jvm/java-15-openjdk-15/bin/java
/usr/lib/jvm/java-15-openjdk-15/bin/jfr
/usr/lib/jvm/java-15-openjdk-15/bin/keytool
/usr/lib/jvm/java-15-openjdk-15/bin/rmid
/usr/lib/jvm/java-15-openjdk-15/bin/rmiregistry
/usr/lib/jvm/java-15-openjdk-15/conf
/usr/lib/jvm/java-15-openjdk-15/conf/logging.properties
/usr/lib/jvm/java-15-openjdk-15/conf/management
/usr/lib/jvm/java-15-openjdk-15/conf/management/jmxremote.access
/usr/lib/jvm/java-15-openjdk-15/conf/management/jmxremote.password.template
/usr/lib/jvm/java-15-openjdk-15/conf/management/management.properties
/usr/lib/jvm/java-15-openjdk-15/conf/net.properties
/usr/lib/jvm/java-15-openjdk-15/conf/sdp
/usr/lib/jvm/java-15-openjdk-15/conf/sdp/sdp.conf.template
/usr/lib/jvm/java-15-openjdk-15/conf/security
/usr/lib/jvm/java-15-openjdk-15/conf/security/java.policy
/usr/lib/jvm/java-15-openjdk-15/conf/security/java.security
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy/README.txt
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy/limited
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy/limited/default_US_export.policy
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy/limited/default_local.policy
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy/limited/exempt_local.policy
/usr/lib/jvm/java-15-openjdk-15/conf/security/policy/unlimited
There is 64 files more in these RPM.