$ git clone -n https://gitee.com/opencloudos-stream/singularity-ce /var/lib/mock/dist-ocs23-epol9-build-273971-25863/root/chroot_tmpdir/scmroot/singularity-ce
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-273971-25863/root/chroot_tmpdir/scmroot/singularity-ce'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/singularity-ce
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9774d4e update