$ git clone -n https://src.fedoraproject.org/rpms/gnome-connections.git /var/lib/mock/f41-build-852892-166514/root/chroot_tmpdir/scmroot/gnome-connections
Cloning into '/var/lib/mock/f41-build-852892-166514/root/chroot_tmpdir/scmroot/gnome-connections'...
$ git fetch origin 4692c74834f8a94b3e9ca1654a687595e5c41814:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-connections
 * [new ref]         4692c74834f8a94b3e9ca1654a687595e5c41814 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4692c74 Update to 47.0