$ git clone -n https://src.fedoraproject.org/rpms/gupnp.git /var/lib/mock/f45-build-13249-448/root/chroot_tmpdir/scmroot/gupnp
Cloning into '/var/lib/mock/f45-build-13249-448/root/chroot_tmpdir/scmroot/gupnp'...
$ git fetch origin 7a839881b3e4f54ce4ef37db483da1b0a0bb114d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gupnp
 * [new ref]         7a839881b3e4f54ce4ef37db483da1b0a0bb114d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a83988 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild