$ git clone -n https://src.fedoraproject.org/rpms/pcb-rnd.git /var/lib/mock/f41-build-side-1-2975005-35836/root/chroot_tmpdir/scmroot/pcb-rnd
Cloning into '/var/lib/mock/f41-build-side-1-2975005-35836/root/chroot_tmpdir/scmroot/pcb-rnd'...
$ git fetch origin 5116329e4a8a38f8f3fa10bd46e8b993f2c48609:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pcb-rnd
 * [new ref]         5116329e4a8a38f8f3fa10bd46e8b993f2c48609 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5116329 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild