$ git clone -n https://src.fedoraproject.org/rpms/astrometry.git /var/lib/mock/f41-build-side-2-python-2736572-30840/root/chroot_tmpdir/scmroot/astrometry
Cloning into '/var/lib/mock/f41-build-side-2-python-2736572-30840/root/chroot_tmpdir/scmroot/astrometry'...
$ git fetch origin 036fab2a367e798f1ec066eb1eebb687e59b66d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/astrometry
 * [new ref]         036fab2a367e798f1ec066eb1eebb687e59b66d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 036fab2 Update to 0.96