$ git clone -n https://gitee.com/opencloudos-stream/crontabs.git /var/lib/mock/dist-ocs23-base-build-250969-24615/root/chroot_tmpdir/scmroot/crontabs
Cloning into '/var/lib/mock/dist-ocs23-base-build-250969-24615/root/chroot_tmpdir/scmroot/crontabs'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/crontabs
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8452d21 Rebuilt for loongarch release