$ git clone -n https://src.fedoraproject.org/rpms/golang-github-moby-spdystream.git /var/lib/mock/f40-build-2055840-49119/root/chroot_tmpdir/scmroot/golang-github-moby-spdystream
Cloning into '/var/lib/mock/f40-build-2055840-49119/root/chroot_tmpdir/scmroot/golang-github-moby-spdystream'...
$ git fetch origin 83bb217c1316f2860e14f2fa12ffb436e0e082a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-moby-spdystream
 * [new ref]         83bb217c1316f2860e14f2fa12ffb436e0e082a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83bb217 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild