$ git clone -n https://src.fedoraproject.org/rpms/golang-github-jacobsa-oglematchers.git /var/lib/mock/f40-build-2669021-67246/root/chroot_tmpdir/scmroot/golang-github-jacobsa-oglematchers
Cloning into '/var/lib/mock/f40-build-2669021-67246/root/chroot_tmpdir/scmroot/golang-github-jacobsa-oglematchers'...
$ git fetch origin fa0c67fdeb3554734000519a39b01f33e925b380:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-jacobsa-oglematchers
 * [new ref]         fa0c67fdeb3554734000519a39b01f33e925b380 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fa0c67f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild