$ git clone -n https://src.fedoraproject.org/rpms/python-photutils.git /var/lib/mock/f41-build-849165-164741/root/chroot_tmpdir/scmroot/python-photutils
Cloning into '/var/lib/mock/f41-build-849165-164741/root/chroot_tmpdir/scmroot/python-photutils'...
$ git fetch origin 41f6113c0368c130ece5ea76e0297f99f1266d3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-photutils
 * [new ref]         41f6113c0368c130ece5ea76e0297f99f1266d3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 41f6113 Exclude arch i686