$ git clone -n https://src.fedoraproject.org/rpms/libsignal-protocol-c.git /var/lib/mock/f40-build-2008405-45370/root/chroot_tmpdir/scmroot/libsignal-protocol-c
Cloning into '/var/lib/mock/f40-build-2008405-45370/root/chroot_tmpdir/scmroot/libsignal-protocol-c'...
$ git fetch origin d1f931f29d3b49ce32f0af4f2bd150e19a8dbc57:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libsignal-protocol-c
 * [new ref]         d1f931f29d3b49ce32f0af4f2bd150e19a8dbc57 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d1f931f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild