$ git clone -n https://src.fedoraproject.org/rpms/python-irc.git /var/lib/mock/f40-build-2707272-71301/root/chroot_tmpdir/scmroot/python-irc
Cloning into '/var/lib/mock/f40-build-2707272-71301/root/chroot_tmpdir/scmroot/python-irc'...
$ git fetch origin a6bff01372aec62b67dd7a99dc1d2eeecc89d6b5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-irc
 * [new ref]         a6bff01372aec62b67dd7a99dc1d2eeecc89d6b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6bff01 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild