$ git clone -n https://src.fedoraproject.org/rpms/lxsession.git /var/lib/mock/f40-build-2265207-54591/root/chroot_tmpdir/scmroot/lxsession
Cloning into '/var/lib/mock/f40-build-2265207-54591/root/chroot_tmpdir/scmroot/lxsession'...
$ git fetch origin 278ae10ee1d4ee8b96f347ab52f6e3544e331828:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxsession
 * [new ref]         278ae10ee1d4ee8b96f347ab52f6e3544e331828 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 278ae10 Change -Wincompatible-pointer-types from error to warning