$ git clone -n https://src.fedoraproject.org/rpms/ghemical.git /var/lib/mock/f41-build-836651-158887/root/chroot_tmpdir/scmroot/ghemical
Cloning into '/var/lib/mock/f41-build-836651-158887/root/chroot_tmpdir/scmroot/ghemical'...
$ git fetch origin ff664aa938cbfe20b1004e0a1015aeff4a587d8f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghemical
 * [new ref]         ff664aa938cbfe20b1004e0a1015aeff4a587d8f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff664aa Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild