$ git clone -n https://gitee.com/fundawang/openexr.git /var/lib/mock/dist-an23-build-275797-64320/root/chroot_tmpdir/scmroot/openexr
Cloning into '/var/lib/mock/dist-an23-build-275797-64320/root/chroot_tmpdir/scmroot/openexr'...
$ git fetch origin 634cc274b8854f5c8d42238166c5dd5c33137ab8:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/openexr
 * [new ref]         634cc274b8854f5c8d42238166c5dd5c33137ab8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 634cc27 3.1.8