$ git clone -n https://src.fedoraproject.org/rpms/miniupnpd.git /var/lib/mock/f45-build-18898-534/root/chroot_tmpdir/scmroot/miniupnpd
Cloning into '/var/lib/mock/f45-build-18898-534/root/chroot_tmpdir/scmroot/miniupnpd'...
$ git fetch origin 42ffe75c01bc03240fc3bb321b4f59ea670a044a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/miniupnpd
 * [new ref]         42ffe75c01bc03240fc3bb321b4f59ea670a044a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 42ffe75 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild