$ git clone -n https://src.fedoraproject.org/rpms/golang-github-google-tpm.git /var/lib/mock/f38-build-side-42-init-devel-569035-25905/root/chroot_tmpdir/scmroot/golang-github-google-tpm
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-569035-25905/root/chroot_tmpdir/scmroot/golang-github-google-tpm'...
$ git fetch origin b28e455b4975e09274b5571ec341e6dc458c1c69:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-google-tpm
 * [new ref]         b28e455b4975e09274b5571ec341e6dc458c1c69 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b28e455 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild