$ git clone -n https://gitee.com/src-anolis-os/perl-Test-SharedFork.git /var/lib/mock/dist-an23.4-build-537692-83314/root/chroot_tmpdir/scmroot/perl-Test-SharedFork
Cloning into '/var/lib/mock/dist-an23.4-build-537692-83314/root/chroot_tmpdir/scmroot/perl-Test-SharedFork'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/perl-Test-SharedFork
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9988309 [Feature] [Upstream] Init package perl-Test-SharedFork-0.35