$ git clone -n https://gitee.com/src-opencloudos-rpms/perl.git /var/lib/mock/dist-oc8-build-228680-81222/root/chroot_tmpdir/scmroot/perl
Cloning into '/var/lib/mock/dist-oc8-build-228680-81222/root/chroot_tmpdir/scmroot/perl'...
$ git fetch origin 3eea8bceed06e3f7559b7e381ade83fa5cbae20b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl
 * [new ref]         3eea8bceed06e3f7559b7e381ade83fa5cbae20b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3eea8bc import perl-5.26.3-423.tl3