$ git clone -n https://src.fedoraproject.org/rpms/golang-github-martini-contrib-render.git /var/lib/mock/f41-build-side-1-2656954-28465/root/chroot_tmpdir/scmroot/golang-github-martini-contrib-render
Cloning into '/var/lib/mock/f41-build-side-1-2656954-28465/root/chroot_tmpdir/scmroot/golang-github-martini-contrib-render'...
$ git fetch origin f98895e223d862ace5563b0a7780f9a33b83561f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-martini-contrib-render
 * [new ref]         f98895e223d862ace5563b0a7780f9a33b83561f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f98895e Retire for https://pagure.io/GoSIG/go-sig/issue/58