$ git clone -n https://src.fedoraproject.org/rpms/golang-github-dave-jennifer.git /var/lib/mock/f40-build-781835-131876/root/chroot_tmpdir/scmroot/golang-github-dave-jennifer
Cloning into '/var/lib/mock/f40-build-781835-131876/root/chroot_tmpdir/scmroot/golang-github-dave-jennifer'...
$ git fetch origin a177f09de2657f194b0cc6458f3b422a9026c3d8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-dave-jennifer
 * [new ref]         a177f09de2657f194b0cc6458f3b422a9026c3d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a177f09 Rebuild for golang 1.22.0