$ git clone -n https://gitee.com/opencloudos-stream/altermime.git /var/lib/mock/dist-ocs23-epol9-build-152743-9986/root/chroot_tmpdir/scmroot/altermime
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-152743-9986/root/chroot_tmpdir/scmroot/altermime'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/altermime
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e518b6 package init