$ git clone -n https://src.fedoraproject.org/rpms/qhexedit2.git /var/lib/mock/f40-build-2232311-53330/root/chroot_tmpdir/scmroot/qhexedit2
Cloning into '/var/lib/mock/f40-build-2232311-53330/root/chroot_tmpdir/scmroot/qhexedit2'...
$ git fetch origin 2f652a87e62866ed21e56ba57583676a21bd3b1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qhexedit2
 * [new ref]         2f652a87e62866ed21e56ba57583676a21bd3b1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f652a8 Conditionalize python build