$ git clone -n https://gitee.com/fundawang/nss.git /var/lib/mock/dist-an23-build-354095-71027/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/dist-an23-build-354095-71027/root/chroot_tmpdir/scmroot/nss'...
$ git fetch origin d1b2cb6ec2d3d7b450598f65b4a6e09c900f9dc1:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/nss
 * [new ref]         d1b2cb6ec2d3d7b450598f65b4a6e09c900f9dc1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d1b2cb6 3.98