$ git clone -n https://gitee.com/opencloudos-stream/perl-generators.git /var/lib/mock/dist-ocs23-riscv-rva23-build-333176-36518/root/chroot_tmpdir/scmroot/perl-generators
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-333176-36518/root/chroot_tmpdir/scmroot/perl-generators'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-generators
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d58ca4 Rebuilt for clarifying the packages requirement in BaseOS and AppStream