$ git clone -n https://src.fedoraproject.org/rpms/golang-github-gobwas-ws.git /var/lib/mock/f39-build-1507805-35306/root/chroot_tmpdir/scmroot/golang-github-gobwas-ws
Cloning into '/var/lib/mock/f39-build-1507805-35306/root/chroot_tmpdir/scmroot/golang-github-gobwas-ws'...
$ git fetch origin ff2923375af6cdfe8e526ace00959b31df80ad76:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-gobwas-ws
 * [new ref]         ff2923375af6cdfe8e526ace00959b31df80ad76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff29233 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild