$ git clone -n https://gitee.com/fundawang/OpenEXR.git /var/lib/mock/dist-an23-build-286429-64832/root/chroot_tmpdir/scmroot/OpenEXR
Cloning into '/var/lib/mock/dist-an23-build-286429-64832/root/chroot_tmpdir/scmroot/OpenEXR'...
$ git fetch origin c7242fe4b3f792adf75b46e0c6565c47f67518e6:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/OpenEXR
 * [new ref]         c7242fe4b3f792adf75b46e0c6565c47f67518e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7242fe 3.1.9