$ git clone -n https://src.fedoraproject.org/rpms/python-xmltramp.git /var/lib/mock/f45-build-33817-674/root/chroot_tmpdir/scmroot/python-xmltramp
Cloning into '/var/lib/mock/f45-build-33817-674/root/chroot_tmpdir/scmroot/python-xmltramp'...
$ git fetch origin eca0e223f0f430612787bd99276b430426c9d666:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-xmltramp
 * [new ref]         eca0e223f0f430612787bd99276b430426c9d666 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eca0e22 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild