$ git clone -n https://gitee.com/src-anolis-os/libbytesize.git /var/lib/mock/dist-an23-build-331426-69543/root/chroot_tmpdir/scmroot/libbytesize
Cloning into '/var/lib/mock/dist-an23-build-331426-69543/root/chroot_tmpdir/scmroot/libbytesize'...
$ git fetch origin 2f8553c939536d7a2cb120e52a84007e0ab2f040:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libbytesize
 * [new ref]         2f8553c939536d7a2cb120e52a84007e0ab2f040 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f8553c optimise spec file