$ git clone -n https://gitee.com/mgb01105731/cjson_1.git /var/lib/mock/dist-an23-epao-build-293702-65190/root/chroot_tmpdir/scmroot/cjson_1
Cloning into '/var/lib/mock/dist-an23-epao-build-293702-65190/root/chroot_tmpdir/scmroot/cjson_1'...
$ git fetch origin 8c56900cc2aac86056eeeade6557de3fa8ba2ba3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/cjson_1
 * [new ref]         8c56900cc2aac86056eeeade6557de3fa8ba2ba3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c56900 init upstream from version 1.7.15