$ git clone -n https://src.fedoraproject.org/rpms/gnome-shell-extension-gamerzilla.git /var/lib/mock/f45-build-11526-432/root/chroot_tmpdir/scmroot/gnome-shell-extension-gamerzilla
Cloning into '/var/lib/mock/f45-build-11526-432/root/chroot_tmpdir/scmroot/gnome-shell-extension-gamerzilla'...
$ git fetch origin 4f9e9096467052151c92fb8595eae6a42b08cc08:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-shell-extension-gamerzilla
 * [new ref]         4f9e9096467052151c92fb8595eae6a42b08cc08 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4f9e909 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild