$ git clone -n https://src.fedoraproject.org/rpms/deepin-calendar.git /var/lib/mock/f40-build-792347-138330/root/chroot_tmpdir/scmroot/deepin-calendar
Cloning into '/var/lib/mock/f40-build-792347-138330/root/chroot_tmpdir/scmroot/deepin-calendar'...
$ git fetch origin 48c1d3b25fae18a3ebb55e4741b2dde71a263f71:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-calendar
 * [new ref]         48c1d3b25fae18a3ebb55e4741b2dde71a263f71 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48c1d3b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild