$ git clone -n https://src.fedoraproject.org/rpms/scons.git /var/lib/mock/f45-build-35676-698/root/chroot_tmpdir/scmroot/scons
Cloning into '/var/lib/mock/f45-build-35676-698/root/chroot_tmpdir/scmroot/scons'...
$ git fetch origin 3e94b583b653666a5460adf6039d8b138769ca98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scons
 * [new ref]         3e94b583b653666a5460adf6039d8b138769ca98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e94b58 Release 4.11.0