$ git clone -n https://src.fedoraproject.org/rpms/dnf5.git /var/lib/mock/f42-build-3528304-46309/root/chroot_tmpdir/scmroot/dnf5
Cloning into '/var/lib/mock/f42-build-3528304-46309/root/chroot_tmpdir/scmroot/dnf5'...
$ git fetch origin 00f3fdb91e18a5c6f657c7dd67184aa822a29bd1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnf5
 * [new ref]         00f3fdb91e18a5c6f657c7dd67184aa822a29bd1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00f3fdb Update to 5.2.13.1 upstream release