$ git clone -n https://src.fedoraproject.org/rpms/emacs-spice-mode.git /var/lib/mock/f45-build-8133-377/root/chroot_tmpdir/scmroot/emacs-spice-mode
Cloning into '/var/lib/mock/f45-build-8133-377/root/chroot_tmpdir/scmroot/emacs-spice-mode'...
$ git fetch origin d4b6fd91bdaa24decbc8e3270677cec8d2a096dc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/emacs-spice-mode
 * [new ref]         d4b6fd91bdaa24decbc8e3270677cec8d2a096dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d4b6fd9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild