$ git clone -n https://gitee.com/fundawang/nss.git /var/lib/mock/dist-an23-build-316196-67739/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/dist-an23-build-316196-67739/root/chroot_tmpdir/scmroot/nss'...
$ git fetch origin d9b3b3ec7796a57d0ba6c717dcaffbd2b2366b46:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/nss
 * [new ref]         d9b3b3ec7796a57d0ba6c717dcaffbd2b2366b46 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d9b3b3e 3.94