$ git clone -n https://src.fedoraproject.org/rpms/python-graph-tool.git /var/lib/mock/f40-build-2491442-61662/root/chroot_tmpdir/scmroot/python-graph-tool
Cloning into '/var/lib/mock/f40-build-2491442-61662/root/chroot_tmpdir/scmroot/python-graph-tool'...
$ git fetch origin b047bb4dd41d5eeceaaf665ef232f6650844e9e0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-graph-tool
 * [new ref]         b047bb4dd41d5eeceaaf665ef232f6650844e9e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b047bb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild