$ git clone -n https://src.fedoraproject.org/rpms/gnome-shell-extension-no-overview.git /var/lib/mock/f45-build-11533-432/root/chroot_tmpdir/scmroot/gnome-shell-extension-no-overview
Cloning into '/var/lib/mock/f45-build-11533-432/root/chroot_tmpdir/scmroot/gnome-shell-extension-no-overview'...
$ git fetch origin 935ed9ba862df221b69cb55afe5d10db4b1cd0bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-shell-extension-no-overview
 * [new ref]         935ed9ba862df221b69cb55afe5d10db4b1cd0bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 935ed9b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild