$ git clone -n https://src.fedoraproject.org/rpms/sjinn.git /var/lib/mock/f39-build-1465974-33633/root/chroot_tmpdir/scmroot/sjinn
Cloning into '/var/lib/mock/f39-build-1465974-33633/root/chroot_tmpdir/scmroot/sjinn'...
$ git fetch origin 6a7236093f2d9096a90355cfa6fb3ec3a0aad4c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sjinn
 * [new ref]         6a7236093f2d9096a90355cfa6fb3ec3a0aad4c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a72360 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild