$ git clone -n https://src.fedoraproject.org/rpms/smokeping.git /var/lib/mock/f45-build-36129-701/root/chroot_tmpdir/scmroot/smokeping
Cloning into '/var/lib/mock/f45-build-36129-701/root/chroot_tmpdir/scmroot/smokeping'...
$ git fetch origin 4c3895441c6debc23484c684f965085ae97dc0f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/smokeping
 * [new ref]         4c3895441c6debc23484c684f965085ae97dc0f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c38954 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild