$ git clone -n https://gitee.com/src-anolis-os/perl-MIME-Base64.git /mnt/mock/kojid//dist-an23.3-riscv-build-438359-73130/root/chroot_tmpdir/scmroot/perl-MIME-Base64
Cloning into '/mnt/mock/kojid//dist-an23.3-riscv-build-438359-73130/root/chroot_tmpdir/scmroot/perl-MIME-Base64'...
$ git fetch origin 945b79dc16fb29c8be596478d8d6dae4628b4502:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/perl-MIME-Base64
 * [new ref]         945b79dc16fb29c8be596478d8d6dae4628b4502 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 945b79d Refactor the spec file