$ git clone -n https://src.fedoraproject.org/rpms/python-speg.git /var/lib/mock/f40-build-2029817-47504/root/chroot_tmpdir/scmroot/python-speg
Cloning into '/var/lib/mock/f40-build-2029817-47504/root/chroot_tmpdir/scmroot/python-speg'...
$ git fetch origin 8c827fb801e717d6cd836197803dd24e3647e869:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-speg
 * [new ref]         8c827fb801e717d6cd836197803dd24e3647e869 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c827fb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild