$ git clone -n https://src.fedoraproject.org/rpms/libshumate.git /var/lib/mock/f45-build-16953-494/root/chroot_tmpdir/scmroot/libshumate
Cloning into '/var/lib/mock/f45-build-16953-494/root/chroot_tmpdir/scmroot/libshumate'...
$ git fetch origin f2e30263dafdca063b9be4f1ebf62500b99fea2d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libshumate
 * [new ref]         f2e30263dafdca063b9be4f1ebf62500b99fea2d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f2e3026 Update to 1.7.0