$ git clone -n https://src.fedoraproject.org/rpms/realmd.git /var/lib/mock/f40-build-2321324-58566/root/chroot_tmpdir/scmroot/realmd
Cloning into '/var/lib/mock/f40-build-2321324-58566/root/chroot_tmpdir/scmroot/realmd'...
$ git fetch origin 8a328c620372fabd045a7fbefd76cdacb30545c9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/realmd
 * [new ref]         8a328c620372fabd045a7fbefd76cdacb30545c9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a328c6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild