$ git clone -n https://src.fedoraproject.org/rpms/golang-github-genuinetools-pkg.git /var/lib/mock/f40-build-2398149-60543/root/chroot_tmpdir/scmroot/golang-github-genuinetools-pkg
Cloning into '/var/lib/mock/f40-build-2398149-60543/root/chroot_tmpdir/scmroot/golang-github-genuinetools-pkg'...
$ git fetch origin 42282c1a3a02b56d86be53be1c15f8d4e9564007:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-genuinetools-pkg
 * [new ref]         42282c1a3a02b56d86be53be1c15f8d4e9564007 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 42282c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild