$ git clone -n https://gitee.com/opencloudos-stream/perl-No-Worries.git /var/lib/mock/dist-oc9-epol-build-94573-59559/root/chroot_tmpdir/scmroot/perl-No-Worries
Cloning into '/var/lib/mock/dist-oc9-epol-build-94573-59559/root/chroot_tmpdir/scmroot/perl-No-Worries'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-No-Worries
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e8d3954 package init