$ git clone -n https://gitee.com/src-opencloudos-rpms/gnutls.git /var/lib/mock/dist-oc9-build-212864-80770/root/chroot_tmpdir/scmroot/gnutls
Cloning into '/var/lib/mock/dist-oc9-build-212864-80770/root/chroot_tmpdir/scmroot/gnutls'...
$ git fetch origin ea40cf52db385abe4c0b06afa3eabdcdf2d892ee:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gnutls
 * [new ref]         ea40cf52db385abe4c0b06afa3eabdcdf2d892ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea40cf5 import gnutls-3.8.2-11.tl4