$ git clone -n https://src.fedoraproject.org/rpms/python-repomd.git /var/lib/mock/f39-build-1443843-32593/root/chroot_tmpdir/scmroot/python-repomd
Cloning into '/var/lib/mock/f39-build-1443843-32593/root/chroot_tmpdir/scmroot/python-repomd'...
$ git fetch origin 5a0c7848817e8d93e7fe9490bbb5575e856c80bd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-repomd
 * [new ref]         5a0c7848817e8d93e7fe9490bbb5575e856c80bd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a0c784 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild