$ git clone -n https://src.fedoraproject.org/rpms/dnf5.git /var/lib/mock/f41-build-side-2-python-2722719-30724/root/chroot_tmpdir/scmroot/dnf5
Cloning into '/var/lib/mock/f41-build-side-2-python-2722719-30724/root/chroot_tmpdir/scmroot/dnf5'...
$ git fetch origin 8a1eef1fd6dc5556d54b8ec5f035f08931b67bf1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnf5
 * [new ref]         8a1eef1fd6dc5556d54b8ec5f035f08931b67bf1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a1eef1 Update to 5.2.6.2 upstream release