Description of problem:
This problem appears while Anaconda reported "Preparing transaction from installation source" and I believe this has something to do with a DNF transaction validation error.

Version-Release number of selected component:
anaconda-39.22

The following was filed automatically by anaconda:
anaconda 39.22 exception report
Traceback (most recent call first):
  File "/usr/lib/python3.11/site-packages/dasbus/client/handler.py", line 509, in _handle_method_error
    raise exception from None
  File "/usr/lib/python3.11/site-packages/dasbus/client/handler.py", line 483, in _get_method_reply
    return self._handle_method_error(error)
  File "/usr/lib/python3.11/site-packages/dasbus/client/handler.py", line 450, in _call_method
    return self._get_method_reply(
  File "/usr/lib64/python3.11/site-packages/pyanaconda/modules/common/task/__init__.py", line 46, in sync_run_task
    task_proxy.Finish()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/payload/migrated.py", line 105, in _run_tasks
    sync_run_task(task_proxy)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/payload/migrated.py", line 85, in install
    self._run_tasks(task_paths, self._progress_cb)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 246, in _run
    self._task_cb(*self._task_args, **self._task_kwargs)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 75, in start
    self._run()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 188, in _run
    item.start()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 75, in start
    self._run()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 188, in _run
    item.start()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 75, in start
    self._run()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 188, in _run
    item.start()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation_tasks.py", line 75, in start
    self._run()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation.py", line 515, in _run_installation
    queue.start()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/installation.py", line 80, in run
    self._run_installation(
  File "/usr/lib64/python3.11/site-packages/pyanaconda/modules/common/task/task.py", line 107, in _task_run_callback
    self._set_result(self.run())
  File "/usr/lib64/python3.11/site-packages/pyanaconda/modules/common/task/task.py", line 94, in _thread_run_callback
    self._task_run_callback()
  File "/usr/lib64/python3.11/threading.py", line 975, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/core/threads.py", line 280, in run
    threading.Thread.run(self)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/core/threads.py", line 171, in raise_if_error
    raise exc_info[1]
  File "/usr/lib64/python3.11/site-packages/pyanaconda/modules/common/task/task.py", line 173, in finish
    thread_manager.raise_if_error(self._thread_name)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/ui/gui/spokes/installation_progress.py", line 75, in _on_installation_done
    self._task.finish()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/core/signal.py", line 41, in emit
    func(obj, *args, **kargs)
  File "/usr/lib64/python3.11/site-packages/pyanaconda/modules/common/task/runnable.py", line 115, in _task_stopped_callback
    self._stopped_signal.emit()
  File "/usr/lib64/python3.11/site-packages/pyanaconda/core/async_utils.py", line 68, in _idle_method
    func(*args, **kwargs)
pyanaconda.modules.common.errors.general.AnacondaError: The transaction process has ended abruptly: Transaction test error:
  file /etc/dnf/dnf.conf conflicts between attempted installs of libdnf5-5.0.15-2.fc39.x86_64 and dnf-data-4.16.1-2.eln127.noarch
Traceback (most recent call last):
  File "/usr/lib64/python3.11/site-packages/pyanaconda/modules/payloads/payload/dnf/dnf_manager.py", line 708, in _run_transaction
    base.do_transaction(display)
  File "/usr/lib/python3.11/site-packages/dnf/base.py", line 1009, in do_transaction
    raise dnf.exceptions.Error(errstring)
dnf.exceptions.Error: Transaction test error:
  file /etc/dnf/dnf.conf conflicts between attempted installs of libdnf5-5.0.15-2.fc39.x86_64 and dnf-data-4.16.1-2.eln127.noarch



Additional info:
addons:         org_fedora_oscap, com_redhat_kdump
cmdline:        /usr/bin/python3  /sbin/anaconda
cmdline_file:   BOOT_IMAGE=/images/pxeboot/vmlinuz inst.stage2=hd:LABEL=Fedora-ELN-BaseOS-x86_64 quiet
executable:     /sbin/anaconda
hashmarkername: anaconda
hawkey.log:     2023-07-03T12:41:49+0000 INFO === Started libdnf-0.70.1 ===
kernel:         6.5.0-0.rc0.20230630gite55e5df193d2.5.eln127.x86_64
product:        Fedora
release:        Fedora release 39 (Rawhide)
release_type:   pre-release
type:           anaconda
version:        rawhide