$ git clone -n https://gitee.com/src-anolis-os/libspectre.git /var/lib/mock/dist-an23.4-build-507347-74917/root/chroot_tmpdir/scmroot/libspectre
Cloning into '/var/lib/mock/dist-an23.4-build-507347-74917/root/chroot_tmpdir/scmroot/libspectre'...
$ git fetch origin a23.4:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libspectre
 * [new branch]      a23.4      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55a4fff Rebuild with ghostscript 10.06.0