$ git clone -n https://src.fedoraproject.org/rpms/golang-github-shurcool-httpfs.git /var/lib/mock/f45-build-12400-442/root/chroot_tmpdir/scmroot/golang-github-shurcool-httpfs
Cloning into '/var/lib/mock/f45-build-12400-442/root/chroot_tmpdir/scmroot/golang-github-shurcool-httpfs'...
$ git fetch origin d52dae76ec034fb9b43a22b9249d55795cd33ba4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-shurcool-httpfs
 * [new ref]         d52dae76ec034fb9b43a22b9249d55795cd33ba4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d52dae7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild