$ git clone -n https://src.fedoraproject.org/rpms/tetex-dvipost.git /var/lib/mock/f41-build-725824-13123/root/chroot_tmpdir/scmroot/tetex-dvipost
Cloning into '/var/lib/mock/f41-build-725824-13123/root/chroot_tmpdir/scmroot/tetex-dvipost'...
$ git fetch origin 228f47f1736e0f84145f88cfd30e3a3b07e9c85a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tetex-dvipost
 * [new ref]         228f47f1736e0f84145f88cfd30e3a3b07e9c85a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 228f47f Eliminate use of obsolete %patchN syntax (#2283636)