$ git clone -n https://src.fedoraproject.org/rpms/sourcextractor++.git /var/lib/mock/f40-build-2326587-58839/root/chroot_tmpdir/scmroot/sourcextractor++
Cloning into '/var/lib/mock/f40-build-2326587-58839/root/chroot_tmpdir/scmroot/sourcextractor++'...
$ git fetch origin 67527fa93e678e81170af47e9259ed55c8a7a0fb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sourcextractor++
 * [new ref]         67527fa93e678e81170af47e9259ed55c8a7a0fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 67527fa Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild