$ git clone -n https://src.fedoraproject.org/rpms/golang-gonum-1.git /var/lib/mock/f40-build-2595695-62745/root/chroot_tmpdir/scmroot/golang-gonum-1
Cloning into '/var/lib/mock/f40-build-2595695-62745/root/chroot_tmpdir/scmroot/golang-gonum-1'...
$ git fetch origin d02cd49ae8dd744ab9e97f9c73097a5172c2d52d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-gonum-1
 * [new ref]         d02cd49ae8dd744ab9e97f9c73097a5172c2d52d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d02cd49 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild