$ git clone -n https://src.fedoraproject.org/rpms/kdump-anaconda-addon.git /var/lib/mock/f45-build-14721-463/root/chroot_tmpdir/scmroot/kdump-anaconda-addon
Cloning into '/var/lib/mock/f45-build-14721-463/root/chroot_tmpdir/scmroot/kdump-anaconda-addon'...
$ git fetch origin 29f0f6933efda2d3dac0e33cf930432cc25d9135:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdump-anaconda-addon
 * [new ref]         29f0f6933efda2d3dac0e33cf930432cc25d9135 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 29f0f69 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild