$ git clone -n https://src.fedoraproject.org/rpms/python-systemd.git /var/lib/mock/f40-build-783667-133072/root/chroot_tmpdir/scmroot/python-systemd
Cloning into '/var/lib/mock/f40-build-783667-133072/root/chroot_tmpdir/scmroot/python-systemd'...
$ git fetch origin 667b996f7e59c06a4ce8c2eddcc04357ceea1946:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-systemd
 * [new ref]         667b996f7e59c06a4ce8c2eddcc04357ceea1946 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 667b996 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild