$ git clone -n https://gitee.com/opencloudos-stream/perl-MIME-Charset.git /var/lib/mock/dist-ocs23-base-build-273581-25836/root/chroot_tmpdir/scmroot/perl-MIME-Charset
Cloning into '/var/lib/mock/dist-ocs23-base-build-273581-25836/root/chroot_tmpdir/scmroot/perl-MIME-Charset'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-MIME-Charset
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e2d7b6 Rebuilt for loongarch release