$ git clone -n https://gitee.com/zhuhong_bo/mpfr.git /var/lib/mock/dist-an7-els-build-450405-73148/root/chroot_tmpdir/scmroot/mpfr
Cloning into '/var/lib/mock/dist-an7-els-build-450405-73148/root/chroot_tmpdir/scmroot/mpfr'...
$ git fetch origin 68eab24c2c60dd8cf8466f18d6f1ab632ea6639f:KOJI_FETCH_HEAD
From https://gitee.com/zhuhong_bo/mpfr
 * [new ref]         68eab24c2c60dd8cf8466f18d6f1ab632ea6639f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 68eab24 fix cve CVE-2014-9474