$ git clone -n https://src.fedoraproject.org/rpms/indistarter.git /var/lib/mock/f38-build-side-42-init-devel-952785-28781/root/chroot_tmpdir/scmroot/indistarter
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-952785-28781/root/chroot_tmpdir/scmroot/indistarter'...
$ git fetch origin ac8406da43845fd3b57d55eb5837ea139ee0ae81:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/indistarter
 * [new ref]         ac8406da43845fd3b57d55eb5837ea139ee0ae81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac8406d Update to latest git snapshot