$ git clone -n https://src.fedoraproject.org/rpms/scorchwentbonkers.git /var/lib/mock/f45-build-35675-698/root/chroot_tmpdir/scmroot/scorchwentbonkers
Cloning into '/var/lib/mock/f45-build-35675-698/root/chroot_tmpdir/scmroot/scorchwentbonkers'...
$ git fetch origin 9d52e3ce121b2a6567fdb6a4f25566ef227ae627:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scorchwentbonkers
 * [new ref]         9d52e3ce121b2a6567fdb6a4f25566ef227ae627 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d52e3c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild