$ git clone -n https://src.fedoraproject.org/rpms/primecount.git /var/lib/mock/f40-build-792659-138592/root/chroot_tmpdir/scmroot/primecount
Cloning into '/var/lib/mock/f40-build-792659-138592/root/chroot_tmpdir/scmroot/primecount'...
$ git fetch origin 6fb9ed0a760e9692891abff2869050dc6c3d997c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/primecount
 * [new ref]         6fb9ed0a760e9692891abff2869050dc6c3d997c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fb9ed0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild