$ git clone -n https://src.fedoraproject.org/rpms/vigra.git /var/lib/mock/f42-build-864693-172514/root/chroot_tmpdir/scmroot/vigra
Cloning into '/var/lib/mock/f42-build-864693-172514/root/chroot_tmpdir/scmroot/vigra'...
$ git fetch origin 364ade8e74a1425b06b0c2e303f1aeffbe023975:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vigra
 * [new ref]         364ade8e74a1425b06b0c2e303f1aeffbe023975 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 364ade8 Rebuild with numpy 2.x (rhbz#2333964)