$ git clone -n https://src.fedoraproject.org/rpms/golang-github-coreos-pkg.git /var/lib/mock/f40-build-2667305-67151/root/chroot_tmpdir/scmroot/golang-github-coreos-pkg
Cloning into '/var/lib/mock/f40-build-2667305-67151/root/chroot_tmpdir/scmroot/golang-github-coreos-pkg'...
$ git fetch origin 02dfb1af88a37121397d99f124b5fb75a77100a6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-coreos-pkg
 * [new ref]         02dfb1af88a37121397d99f124b5fb75a77100a6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02dfb1a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild