$ git clone -n https://src.fedoraproject.org/rpms/python-xattr.git /var/lib/mock/f40-build-2677490-67890/root/chroot_tmpdir/scmroot/python-xattr
Cloning into '/var/lib/mock/f40-build-2677490-67890/root/chroot_tmpdir/scmroot/python-xattr'...
$ git fetch origin 36759ffa7924fdfa4f980a560c26482f2b1cde15:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-xattr
 * [new ref]         36759ffa7924fdfa4f980a560c26482f2b1cde15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36759ff Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild