$ git clone -n https://src.fedoraproject.org/rpms/golang-github-spf13-cast.git /var/lib/mock/f40-build-2289130-55839/root/chroot_tmpdir/scmroot/golang-github-spf13-cast
Cloning into '/var/lib/mock/f40-build-2289130-55839/root/chroot_tmpdir/scmroot/golang-github-spf13-cast'...
$ git fetch origin 7741faf91ca0db7062d83bb60189228f57eb7802:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-spf13-cast
 * [new ref]         7741faf91ca0db7062d83bb60189228f57eb7802 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7741faf Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild