$ git clone -n https://src.fedoraproject.org/rpms/mpop.git /var/lib/mock/f40-build-790713-136817/root/chroot_tmpdir/scmroot/mpop
Cloning into '/var/lib/mock/f40-build-790713-136817/root/chroot_tmpdir/scmroot/mpop'...
$ git fetch origin 8fc68111864d5e303a044b96815cacc3eb9b997a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mpop
 * [new ref]         8fc68111864d5e303a044b96815cacc3eb9b997a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8fc6811 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild