$ git clone -n https://gitee.com/src-anolis-os/ca-certificates.git /var/lib/mock/dist-an7_9-updates-build-321328-67917/root/chroot_tmpdir/scmroot/ca-certificates
Cloning into '/var/lib/mock/dist-an7_9-updates-build-321328-67917/root/chroot_tmpdir/scmroot/ca-certificates'...
$ git fetch origin a7:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/ca-certificates
 * [new branch]      a7         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 546d62f Update to ca-certificates-2023.2.60_v7.0.306-72.el7_9